Assertion: professional baseball | /r/HasProperty | developed
Facets:
Source sentences:
text: As a result, the Americans and other nations where professional baseball is developed relied on collegiate players, while Cubans used their most experienced veterans, who technically were considered amateurs as they nominally held other jobs, but in fact trained full-time.
text: As a result, the Americans and other nations where professional baseball is developed relied on collegiate players, while Cubans used their most experienced veterans, who technically were considered amateurs as they nominally held other jobs, but in fact trained full-time.