What is the easiest way to figure out the subway system in Boston if I have never used public transit in a major city before and need to get to my morning meeting?
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
What is the easiest way to figure out the subway system in Boston if I have never used public transit in a major city before and need to get to my morning meeting?
1 real search · 1 real-search pass
MBTA official how to ride subway fares CharlieCard contactless payment trip planner service alerts Boston 2026Google ↗
OBSERVEDInstruction
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
ChatGPT real searches (1)
Classes come from the query-classifier (a local Laya model). 1 of 1 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.
Searches and sources
ChatGPT1 real searches · gpt-6
MBTA official how to ride subway fares CharlieCard contactless payment trip planner service alerts Boston 2026 Google ↗
- Home · charlie.mbta.com
- Fares Overview · dejavu.org
- Tap to Ride | Fares Overview · dejavu.org
- MBTA service alerts · mbta.com