Find the players' first name and last name who won award both in 1960 and in 1961.
SELECT T1.name_first , T1.name_last FROM player AS T1 JOIN player_award AS T2 WHERE T2.year  =  1960 INTERSECT SELECT T1.name_first , T1.name_last FROM player AS T1 JOIN player_award AS T2 WHERE T2.year  =  1961
players' first name and last name refers to T1.name_first, T1.name_last; won award both in 1960 and in 1961 refers to INTERSECT condition on awards for years 1960 and 1961;