CREATE TABLE table_50475 ("Res." CLOB, "Record" CLOB, "Opponent" CLOB, "Method" CLOB, "Event" CLOB, "Round" FLOAT, "Time" CLOB, "Location" CLOB)

What was the time when his opponent was Rudy Martin?
SELECT "Time" FROM table_50475 WHERE "Opponent" = 'rudy martin'
SELECT "Time" FROM "table_50475" WHERE "Opponent" = 'rudy martin'