Real ChatGPT answer · index seed4vsy5IcMNyYcompleteHome services and improvement · plumbinginformational
How do plumbers clear a main sewer line clog, and is it safe to use harsh chemical drain cleaners if my house has older cast iron pipes?
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
How do plumbers clear a main sewer line clog, and is it safe to use harsh chemical drain cleaners if my house has older cast iron pipes?
1 real search · 1 real-search pass
cast iron sewer pipe drain cleaning chemical drain cleaners hydro jetting camera inspection plumber guidanceGoogle ↗
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
cast iron sewer pipe drain cleaning chemical drain cleaners hydro jetting camera inspection plumber guidance Google ↗