Table schema:
CREATE TABLE table_name_24 (month VARCHAR, _year VARCHAR, sunk_by_u_boat VARCHAR, sunk_by_aircraft VARCHAR, german_submarines_lost VARCHAR, sunk_by_warship_or_raider VARCHAR)

Question: What is the month and year less than 5 German submarines were lost, less than 6893 were sunk by warship or raider, less than 133746 were sunk by aircraft, and more than 111263 were sunk by U-boat?
SQL: SELECT month, _year FROM table_name_24 WHERE german_submarines_lost < 5 AND sunk_by_warship_or_raider < 6893 AND sunk_by_aircraft < 133746 AND sunk_by_u_boat > 111263