Table: election_results_1984_5
Columns: district
incumbent
party
first_elected
result
candidates

Question: In which district is Robert W. Edgar the incumbent?
SQL: SELECT "district" FROM election_results_1984_5 WHERE "incumbent" = 'Robert W. Edgar'

Question: To which party does Robert W. Edgar belong?
SQL: SELECT "party" FROM election_results_1984_5 WHERE "incumbent" = 'Robert W. Edgar'