Task: Text Categorization
Input (English): Text:  The Convair XF-92 (originally designated XP-92) was an early American delta-wing aircraft. Originally conceived as a point-defense interceptor the design was later used purely for experimental purposes. However it led Convair to use the delta-wing on a number of designs including the F-102 Delta Dagger F-106 Delta Dart B-58 Hustler the US Navy's F2Y Sea Dart as well as the VTOL FY Pogo.
Output (English): 6