Question: Sian Evans was known for being a Front woman and singer-songwriter of a band based in which city ?
Sentence (from "Kosheen"): The group consists of Welsh singer-songwriter Sian Evans (born 9 October 1971, Caerphilly), songwriter-producer Markee Ledge (born Mark Davies, 1974, Springburn, Glasgow) and Darren Decoder (born Darren Beale, 1974, Bristol).
Relevant evidence: No