Why do some experienced runners prefer the traditional ghost foam of the Brooks Ghost over the softer Glycerin for half marathon training?
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Why do some experienced runners prefer the traditional ghost foam of the Brooks Ghost over the softer Glycerin for half marathon training?
1 real search · 1 real-search pass
Brooks Ghost vs Glycerin DNA LOFT foam differences current models half marathon training reviewGoogle ↗
OBSERVEDComparison
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
Brooks Ghost vs Glycerin DNA LOFT foam differences current models half marathon training review Google ↗
- Brooks Ghost vs Glycerin: 18 vs 23 · paceandpavement.com
- Why the Brooks Glycerin 23 Outperforms the Brooks Ghost as a Daily Trainer · runnersworld.com
- The Best Brooks Running Shoes 2026 · theruntesters.com