Assertion: group's mission | /r/HasSubevent | subsequent development
Facets:
value: as a fighter-bomber
type: OTHER
Source sentences:
text: The 56th dropped from a horizontal attitude with mixed results, but the dive-bombing technique used by the 78th FG was particularly successful; the missions led to the subsequent development of the P-47 as a fighter-bomber, which became its primary role in the ETO.