Assertion: sign language's system | /r/CapableOf | develop in hunting
Facets:
value: in the game
type: LOCATION
Source sentences:
text: More elaborate systems of manual communication have developed in places or situations where speech is not practical or permitted, such as cloistered religious communities, scuba diving, television recording studios, loud workplaces, stock exchanges, baseball, hunting (by groups such as the Kalahari bushmen), or in the game Charades.