CREATE TABLE table_18216 ("District" TEXT, "Incumbent" TEXT, "Party" TEXT, "Elected" FLOAT, "Status" TEXT, "Opponent" TEXT)

What party did incumbent Howard Coble belong to?
SELECT "Party" FROM table_18216 WHERE "Incumbent" = 'Howard Coble'
SELECT "Party" FROM "table_18216" WHERE "Incumbent" = 'Howard Coble'