Question: Esslingen is a railway station in the Swiss canton of Zürich and the municipality of Egg, it is the outer terminus of the Forchbahn (FB) from where, which is the largest city in Switzerland and the capital of the canton of Zürich?
Sentence (from "Rafz railway station"): The station is operated by the SBB and is an intermediate stop on the Zürich S-Bahn line S9 between Zürich and Schaffhausen.
Relevant evidence: No