Assertion: airlift's aircraft | /r/HasProperty | civil versions of bombers
Facets:
Source sentences:
text: Many aircraft were either former bombers or civil versions of bombers.
text: On June 25, 1948 Clay gave the order to launch a massive airlift using both civil and military aircraft (ultimately lasting 321 days) that flew supplies into the Western-held sectors of Berlin over the blockade during 1948–1949.
text: Many aircraft were either former bombers or civil versions of bombers.