Table: election_results_1886_2
Columns: district
incumbent
party
first_elected
result

Question: Which party had a Retired Democratic hold?
SQL: SELECT "party" FROM election_results_1886_2 WHERE "result" = 'retired democratic hold'

Question: What's the average year Charles N. Felton was re-elected?
SQL: SELECT AVG("first_elected") FROM election_results_1886_2 WHERE "result" = 're-elected' AND "incumbent" = 'charles n. felton'

Question: What year was Barclay Henley first elected?
SQL: SELECT COUNT("first_elected") FROM election_results_1886_2 WHERE "incumbent" = 'barclay henley'