Assertion: hot air ballooning | /r/CapableOf | lose further ground
Facets:
Source sentences:
text: Hot air ballooning lost further ground when alternate modes of air travel were introduced» but in the 1950s, ballooning experienced something of a revival as a leisure activity and sport.
text: … Hot air ballooning lost further ground when alternate modes of air travel were introduced, but in the 1950s, ballooning experienced something of a revival”