Question: What party is Charles Van Wyck part of?
SQL: SELECT "Party" FROM "2-1434986-8" WHERE "Incumbent" = 'Charles Van Wyck';

Question: What district is James Humphrey from who was first elected in 1858 and was eventually Defeated Democratic Gain?
SQL: SELECT "District" FROM "2-1434986-8" WHERE "First elected" = 1858.0 AND "Result" = 'Defeated Democratic Gain' AND "Incumbent" = 'James Humphrey';