CREATE TABLE table_17257687_1 (event_2 VARCHAR2, event_4 VARCHAR2)

When event 4 was Whiplash, what was event 2?
SELECT event_2 FROM table_17257687_1 WHERE event_4 = "Whiplash"
SELECT "event_2" FROM "table_17257687_1" WHERE "Whiplash" = "event_4"