Assertion: water chestnut | /r/HasProperty | problem
Facets:
value: with developing this crop
type: OTHER
Source sentences:
text: Water chestnut is a problem because it hogs space and nutrients, crowding out other plants and animals.
text: Water chestnuts have been considered as a potential crop in Western Australia for some years, but there are problems with developing this crop as it needs a specialised growing system and the market potential is uncertain.