CREATE TABLE table_204_743 (id DECIMAL, "pos" TEXT, "no" DECIMAL, "driver" TEXT, "constructor" TEXT, "laps" DECIMAL, "time/retired" TEXT, "grid" DECIMAL, "points" DECIMAL)

which driver is the only driver who retired because of collision damage ?
SELECT "driver" FROM table_204_743 WHERE "time/retired" = 'collision damage'
SELECT "driver" FROM "table_204_743" WHERE "time/retired" = 'collision damage'