Table: battle_stats_3
Columns: unit
commander
complement
killed
wounded
missing

Question: What was the complement for the unit that had 3 off 37 men killed?
SQL: SELECT "complement" FROM battle_stats_3 WHERE "killed" = '3 off 37 men'

Question: What is the number of wounded figures associated with a complement of 22 off 637 men?
SQL: SELECT COUNT("wounded") FROM battle_stats_3 WHERE "complement" = '22 off 637 men'

Question: What is the number of commanders that had 0 off 63 men killed?
SQL: SELECT COUNT("commander") FROM battle_stats_3 WHERE "killed" = '0 off 63 men'

Question: What was the complement associated with 0 off 3 men killed and 0 off 2 men wounded?
SQL: SELECT "complement" FROM battle_stats_3 WHERE "killed" = '0 off 3 men' AND "wounded" = '0 off 2 men'