Name the teams along with the coaches that went to 'Quarter Final' round in 1946.
team name refers to teams.name; coach refers to coachID; 'Quarter Final' round refers to round = 'QF'; in 1946 refers to year = 1946
SELECT DISTINCT T1.coachID, T3.name FROM coaches AS T1 JOIN series_post AS T2 ON T1.tmID = T2.tmIDWinner JOIN teams AS T3 ON T3.tmID = T1.tmID WHERE T2.round = 'QF' AND T2.year = 1946