Assertion: tulip's flower | /r/HasProperty | rich source of nectar
Facets:
Source sentences:
text: Flowers are rich source of nectar which attracts honeybees that are responsible for the pollination.
text: Flowers are rich source of nectar which attracts bees, butterflies and moths, main pollinators of this plant.
text: Flowers are the rich source of nectar which attracts hummingbirds and they are responsible for the pollination.