CREATE TABLE table_6153 ("Medal" TEXT, "Name" TEXT, "Games" TEXT, "Sport" TEXT, "Event" TEXT)

When did Pakistan win a Gold Medal in Field Hockey?
SELECT "Games" FROM table_6153 WHERE "Sport" = 'field hockey' AND "Medal" = 'gold'
SELECT "Games" FROM "table_6153" WHERE "Medal" = 'gold' AND "Sport" = 'field hockey'