Question: Who was a famous leader of the IRA who fought against the group that helped the RIC during the Irish War of Independence? 
Sentence (from "Frank Carty"): Francis Joseph "Frank" Carty (3 April 1897 – 10 September 1942) was a leader of the Irish Republican Army (IRA) in the fight with the Black and Tans in the Irish War of Independence, and a long-serving Fianna Fáil Teachta Dála (TD).
Relevant evidence: Yes