Table:
text: United States House of Representatives elections, 1970
Illinois
Illinois
District Incumbent Party First_elected Result_ Candidates
Illinois 2 Abner J. Mikva Democratic 1968 Re-elected Abner J. Mikva (D) 74.7% Harold E. Marks (R) 25.3%
Illinois 4 Ed Derwinski Republican 1958 Re-elected Ed Derwinski (R) 68.0% Melvin W. Morgan (D) 32.0%
Illinois 7 Frank Annunzio Democratic 1964 Re-elected Frank Annunzio (D) 87.3% Thomas J. Lento (R) 12.7%
Illinois 9 Sidney R. Yates Democratic 1964 Re-elected Sidney R. Yates (D) 75.8% Edward Wolbank (R) 24.2%
Illinois 12 Robert McClory Republican 1962 Re-elected Robert McClory (R) 62.1% James J. Cone (D) 37.9%
Illinois 13 Phil Crane Republican 1969 Re-elected Phil Crane (R) 58.0% Edward A. Warman (D) 42.0%

Question: What is the party if the incumbent in the 1970 United States House of Representatives election in Illinois is Sidney R. Yates?

Question: Who are the candidates in the United States House of Representatives elections? 1970 when the incumbent is Ed derwinski: Illinois ?