The conversation between human and AI assistant.
[|Human|] Given this paragraph about the original church in Guston in 1892, what were the two ways that were used to announce the beginning of services?
[|AI|] The church used both a bell and a steam whistle to announce the start of services.
[|Human|] 
Given this paragraph about the original church in Guston in 1892, what were the two ways that were used to announce the beginning of services?