Question: Bexhill-on-Sea (often simply Bexhill) is a seaside town situated in the county of East Sussex in South East England, Bexhill is home to a performance hall, where the likes of appeared which English book author, poet, playwright, and librettist who is known best for children's novels such as "War Horse" (1982)?
Sentence (from "Bexhill railway station"): It is on the East Coastway Line, and train services are provided by Southern.
Relevant evidence: No