CREATE TABLE "ohio" (
  "district" text,
  "incumbent" text,
  "party" text,
  "first_elected" real,
  "result" text
);

Question: What is the party of re-elected, incumbent Charles H. Grosvenor, who was first elected before 1894?
SQL: SELECT "party" FROM "ohio" WHERE "result"='re-elected' AND "first_elected"<1894 AND "incumbent"='charles h. grosvenor';

Question: Who was the incumbent from the Ohio 13 district?
SQL: SELECT "incumbent" FROM "ohio" WHERE "district"='ohio 13';

Question: What is the party of the representative first elected in 1894 from the Ohio 16 district?
SQL: SELECT "party" FROM "ohio" WHERE "first_elected"=1894 AND "district"='ohio 16';