Question: Jimmie Nicol temporarily replaced which drummer during a series of concerts in 1964?
Sentence (from "Ringo Starr"): Richard Starkey, {'1': ", '2': ", '3': ", '4': "} (born 7 July 1940), known professionally as Ringo Starr, is an English drummer, singer, songwriter and actor who gained worldwide fame as the drummer for the Beatles.
Relevant evidence: Yes