Round 88

City Curbside Space Allocation

A mid-sized city's downtown core has fixed curb space that is heavily oversubscribed. Demand comes from private car parking, ride-hailing pickup/dropoff, commercial delivery trucks, bus/transit lanes, bike lanes, and outdoor dining structures built during recent years. Merchants complain deliveries double-park and block traffic; residents want parking preserved; transit advocates want dedicated bus lanes to fix chronic delays; cyclists' groups point to safety data; restaurants depend on dining structures for revenue. The city council must adopt a curb-allocation policy for the next three years before budget approval, and whatever formula is chosen will be politically costly to revisit soon after. Constraints include limited enforcement staff, a fixed physical curb length that cannot be expanded, legal requirements to maintain some ADA-accessible loading zones, and a mandate to reduce downtown traffic fatalities. Any option will disadvantage some group and provoke public pushback; the council must pick a governing allocation philosophy rather than a piecemeal block-by-block negotiation.

Dashboard

Status

DECIDED

Winner

A · Adopt a safety-first allocation that maximizes protected bike lanes and pedestrian buffers to cut fatalities, accepting significant loss of both parking and delivery zones as the tradeoff.

Majority

A · Adopt a safety-first allocation that maximizes protected bike lanes and pedestrian buffers to cut fatalities, accepting significant loss of both parking and delivery zones as the tradeoff.

Duration

4879 ms

Topic

Options

A Adopt a safety-first allocation that maximizes protected bike lanes and pedestrian buffers to cut fatalities, accepting significant loss of both parking and delivery zones as the tradeoff.
3.00 of 3 PPV winner
B Prioritize transit-first allocation: convert a fixed share of curb lanes to dedicated bus lanes and transit stops citywide, accepting reduced parking and loading zones even if it angers merchants and drivers.
0.00 of 3
C Preserve dining structures and pedestrian/outdoor commerce space as the top priority, treating them as permanent fixtures and pushing parking, deliveries, and transit to adjust around them.
0.00 of 3
D Prioritize commercial delivery and loading zones to reduce double-parking and traffic blockage, since freight access is deemed essential to merchant survival, even if it reduces parking and bike lane space.
0.00 of 3
E Maintain the current ad hoc, block-by-block negotiated approach but add more enforcement staff, rejecting a uniform citywide formula in favor of local flexibility despite its unpredictability.
0.00 of 3
F Adopt a dynamic pricing/auction system where curb space is allocated by time-of-day market rates paid by users (delivery firms, rideshare, parkers), letting price signals determine use rather than fixed category quotas.
0.00 of 3

Checks

Baselines

PPV no gold answer
Majority no gold answer
Comparison PPV matched majority
k samples8
Agents3
Parsed samples 24 / 24
Quality near unanimous split

PPV

Top Influences

Claude Sonnet 5 · delegate 1.489
GPT 5.4 mini · delegate 1.247
Gemini 3 Flash Preview · delegate 1.150

Samples

Answer Distribution

Claude Sonnet 5 A: 8
GPT 5.4 mini A: 6 B: 2
Gemini 3 Flash Preview A: 5 F: 2 D: 1

PPV

Influences

Label Role Score
Claude Sonnet 5 delegate 1.489
GPT 5.4 mini delegate 1.247
Gemini 3 Flash Preview delegate 1.150

Voting matrix

Constructed Delegation Matrix

To / From Claude Sonnet 5 GPT 5.4 mini Gemini 3 Flash Preview
Claude Sonnet 5 0.0000.1500.247
GPT 5.4 mini 0.0000.0000.247
Gemini 3 Flash Preview 0.0000.1500.000
A 1.0000.7000.507
B 0.0000.0000.000
C 0.0000.0000.000
D 0.0000.0000.000
E 0.0000.0000.000
F 0.0000.0000.000

Embeddings

Sample Embeddings

24 samples
Claude Sonnet 5 sample #0 · A · 1536 dims A Claude Sonnet 5 sample #1 · A · 1536 dims A Claude Sonnet 5 sample #2 · A · 1536 dims A Claude Sonnet 5 sample #3 · A · 1536 dims A Claude Sonnet 5 sample #4 · A · 1536 dims A Claude Sonnet 5 sample #5 · A · 1536 dims A Claude Sonnet 5 sample #6 · A · 1536 dims A Claude Sonnet 5 sample #7 · A · 1536 dims A GPT 5.4 mini sample #0 · A · 1536 dims A GPT 5.4 mini sample #1 · B · 1536 dims B GPT 5.4 mini sample #2 · A · 1536 dims A GPT 5.4 mini sample #3 · A · 1536 dims A GPT 5.4 mini sample #4 · A · 1536 dims A GPT 5.4 mini sample #5 · A · 1536 dims A GPT 5.4 mini sample #6 · B · 1536 dims B GPT 5.4 mini sample #7 · A · 1536 dims A Gemini 3 Flash Preview sample #0 · F · 1536 dims F Gemini 3 Flash Preview sample #1 · F · 1536 dims F Gemini 3 Flash Preview sample #2 · D · 1536 dims D Gemini 3 Flash Preview sample #3 · A · 1536 dims A Gemini 3 Flash Preview sample #4 · A · 1536 dims A Gemini 3 Flash Preview sample #5 · A · 1536 dims A Gemini 3 Flash Preview sample #6 · A · 1536 dims A Gemini 3 Flash Preview sample #7 · A · 1536 dims A
Claude Sonnet 5 GPT 5.4 mini Gemini 3 Flash Preview

Samples

Agent Responses

Claude Sonnet 5 openai_compatible · anthropic/claude-sonnet-5
#0 A · Adopt a safety-first allocation that maximizes protected bike lanes and pedestrian buffers to cut fatalities, accepting significant loss of both parking and delivery zones as the tradeoff. 1536 dims

Given the explicit mandate to reduce traffic fatalities and legal ADA/safety constraints, safety is the binding, non-negotiable priority that other goals must fit around. Allocation options like transit-first, dining-first, or delivery-first optimize for econo...

#1 A · Adopt a safety-first allocation that maximizes protected bike lanes and pedestrian buffers to cut fatalities, accepting significant loss of both parking and delivery zones as the tradeoff. 1536 dims

Given the explicit mandate to "reduce downtown traffic fatalities" as a binding legal/policy constraint, and the requirement to pick a governing philosophy rather than piecemeal negotiation, safety-first allocation directly satisfies the fatality-reduction man...

#2 A · Adopt a safety-first allocation that maximizes protected bike lanes and pedestrian buffers to cut fatalities, accepting significant loss of both parking and delivery zones as the tradeoff. 1536 dims

Given the mandate to reduce traffic fatalities is an explicit legal/policy constraint (unlike the other competing but negotiable interests), safety should govern the allocation philosophy even though it imposes real costs on parking and deliveries. A dynamic p...

#3 A · Adopt a safety-first allocation that maximizes protected bike lanes and pedestrian buffers to cut fatalities, accepting significant loss of both parking and delivery zones as the tradeoff. 1536 dims

The mandate explicitly requires reducing downtown traffic fatalities as a legal/political constraint, making safety the binding priority that other goals must be built around. Among the options, only (A) directly satisfies this mandate by design rather than in...

#4 A · Adopt a safety-first allocation that maximizes protected bike lanes and pedestrian buffers to cut fatalities, accepting significant loss of both parking and delivery zones as the tradeoff. 1536 dims

Given the explicit mandate to reduce traffic fatalities and the legal/safety framing embedded in the constraints, safety is positioned as the non-negotiable priority that other goals (parking, delivery, dining) must yield to. Option A directly aligns with this...

#5 A · Adopt a safety-first allocation that maximizes protected bike lanes and pedestrian buffers to cut fatalities, accepting significant loss of both parking and delivery zones as the tradeoff. 1536 dims

The city faces a mandate to reduce traffic fatalities, a fixed constraint that legally and morally outweighs competing economic interests like parking or delivery access. Since safety is a binding legal/political mandate (unlike revenue or convenience concerns...

#6 A · Adopt a safety-first allocation that maximizes protected bike lanes and pedestrian buffers to cut fatalities, accepting significant loss of both parking and delivery zones as the tradeoff. 1536 dims

The mandate explicitly requires reducing downtown traffic fatalities and legally protecting ADA loading zones, which points to safety as the binding constraint that must govern allocation rather than economic efficiency or convenience. Among the options, only ...

#7 A · Adopt a safety-first allocation that maximizes protected bike lanes and pedestrian buffers to cut fatalities, accepting significant loss of both parking and delivery zones as the tradeoff. 1536 dims

Given the explicit mandate to reduce downtown traffic fatalities alongside legal ADA requirements, safety is the binding constraint the council cannot trade away, making a safety-first framework the most defensible governing philosophy despite its costs to par...

GPT 5.4 mini openai_compatible · openai/gpt-5.4-mini
#0 A · Adopt a safety-first allocation that maximizes protected bike lanes and pedestrian buffers to cut fatalities, accepting significant loss of both parking and delivery zones as the tradeoff. 1536 dims

The council is being asked to choose a single governing philosophy for a scarce, fixed curb resource under legal and political constraints, not to optimize every group at once. Since the city has a mandate to reduce downtown traffic fatalities and curb-related...

#1 B · Prioritize transit-first allocation: convert a fixed share of curb lanes to dedicated bus lanes and transit stops citywide, accepting reduced parking and loading zones even if it angers merchants and drivers. 1536 dims

The council needs a single governing philosophy for a scarce, fixed curb resource under political and legal constraints, with no appetite for repeated renegotiation. Since the prompt highlights chronic transit delays, a mandate to reduce traffic fatalities, an...

#2 A · Adopt a safety-first allocation that maximizes protected bike lanes and pedestrian buffers to cut fatalities, accepting significant loss of both parking and delivery zones as the tradeoff. 1536 dims

The council must choose a citywide governing philosophy under fixed curb constraints, legal ADA requirements, and a mandate to reduce traffic fatalities. Because this is a three-year policy and a piecemeal approach is explicitly ruled out, the best fit is a cl...

#3 A · Adopt a safety-first allocation that maximizes protected bike lanes and pedestrian buffers to cut fatalities, accepting significant loss of both parking and delivery zones as the tradeoff. 1536 dims

The council needs a single governing philosophy for a fixed, oversubscribed curb with legal and safety constraints, so the best choice is the one that directly addresses the city’s mandated reduction in downtown traffic fatalities. A safety-first policy that p...

#4 A · Adopt a safety-first allocation that maximizes protected bike lanes and pedestrian buffers to cut fatalities, accepting significant loss of both parking and delivery zones as the tradeoff. 1536 dims

The decision should follow the city’s stated binding goals and constraints: fixed curb space, a need to choose a citywide governing philosophy, and a mandate to reduce downtown traffic fatalities. Among the options, the safety-first policy most directly priori...

#5 A · Adopt a safety-first allocation that maximizes protected bike lanes and pedestrian buffers to cut fatalities, accepting significant loss of both parking and delivery zones as the tradeoff. 1536 dims

The council needs a single governing philosophy for a scarce, fixed curb resource under political and legal constraints, so the best choice is the option that sets a clear citywide principle aligned with a stated mandate. Since the city has an explicit mandate...

#6 B · Prioritize transit-first allocation: convert a fixed share of curb lanes to dedicated bus lanes and transit stops citywide, accepting reduced parking and loading zones even if it angers merchants and drivers. 1536 dims

The council is being forced to choose a durable governing philosophy for a scarce curb resource under hard constraints, so the best fit is the option that explicitly creates a citywide allocation rule. Because the city has a mandate to reduce traffic fatalitie...

#7 A · Adopt a safety-first allocation that maximizes protected bike lanes and pedestrian buffers to cut fatalities, accepting significant loss of both parking and delivery zones as the tradeoff. 1536 dims

The council needs a single governing philosophy that can survive political conflict, legal constraints, and limited enforcement, while directly addressing a citywide mandate to reduce traffic fatalities. A safety-first policy most clearly aligns with that mand...

Gemini 3 Flash Preview openai_compatible · google/gemini-3-flash-preview
#0 F · Adopt a dynamic pricing/auction system where curb space is allocated by time-of-day market rates paid by users (delivery firms, rideshare, parkers), letting price signals determine use rather than fixed category quotas. 1536 dims

The problem requires a governing allocation philosophy that addresses systemic issues like double-parking, safety mandates, and oversubscription while avoiding the inefficiencies of piecemeal negotiations. Option (F) provides a comprehensive, data-driven frame...

#1 F · Adopt a dynamic pricing/auction system where curb space is allocated by time-of-day market rates paid by users (delivery firms, rideshare, parkers), letting price signals determine use rather than fixed category quotas. 1536 dims

To address the oversubscribed curb space while adhering to various legal and safety constraints, a governing philosophy must be chosen over piecemeal negotiations. Option (F) provides a comprehensive, data-driven framework that manages competing demands throug...

#2 D · Prioritize commercial delivery and loading zones to reduce double-parking and traffic blockage, since freight access is deemed essential to merchant survival, even if it reduces parking and bike lane space. 1536 dims

The city council is tasked with choosing a governing allocation philosophy that addresses oversubscription, safety mandates, and merchant concerns while avoiding the inefficiencies of the current block-by-block approach. Option (D) addresses the most immediate...

#3 A · Adopt a safety-first allocation that maximizes protected bike lanes and pedestrian buffers to cut fatalities, accepting significant loss of both parking and delivery zones as the tradeoff. 1536 dims

To solve this decision problem, the city council must select a governing philosophy that addresses the conflicting demands and the mandate to reduce traffic fatalities. Option (A) is the most comprehensive choice because it explicitly addresses the legal manda...

#4 A · Adopt a safety-first allocation that maximizes protected bike lanes and pedestrian buffers to cut fatalities, accepting significant loss of both parking and delivery zones as the tradeoff. 1536 dims

The city council needs a comprehensive governing philosophy to resolve conflicting demands and legal mandates, specifically the requirement to reduce traffic fatalities. Given the "safety-first" mandate and the need to move away from piecemeal negotiations, a ...

#5 A · Adopt a safety-first allocation that maximizes protected bike lanes and pedestrian buffers to cut fatalities, accepting significant loss of both parking and delivery zones as the tradeoff. 1536 dims

The city council faces a mandate to reduce traffic fatalities and resolve chronic congestion while adhering to a fixed budget and limited enforcement capacity. Option (A) directly addresses the specific legal mandate to reduce downtown traffic fatalities by pr...

#6 A · Adopt a safety-first allocation that maximizes protected bike lanes and pedestrian buffers to cut fatalities, accepting significant loss of both parking and delivery zones as the tradeoff. 1536 dims

The city faces a complex resource allocation problem with fixed physical constraints and a legal mandate to reduce traffic fatalities. Given the specific requirement to prioritize safety data and the legal mandate to reduce downtown traffic fatalities, a polic...

#7 A · Adopt a safety-first allocation that maximizes protected bike lanes and pedestrian buffers to cut fatalities, accepting significant loss of both parking and delivery zones as the tradeoff. 1536 dims

The city council's primary constraints include a legal mandate to reduce traffic fatalities and a desire to avoid the unpredictability of piecemeal negotiations. Option (A) directly addresses the safety mandate by prioritizing protected infrastructure for vuln...

Timings

Stages

Sampling4562 ms
Embedding305 ms
Signals11 ms
PPV1 ms

Errors

Agent and Round Errors

No errors recorded.