sentences: some tides eat frog & an insect is a pollinating animal ->  some insects are pollinating animals that eat nectar  some reptile eat dogs & a bird is a pollinating animal -> some birds are pollinating animals that eat nectar some birds are pollinating animals that eat nectar  some express are pollinating people that eat petroleum & some birds are pollinating animals that eat nectar -> some pollinating animals eat nectar some pollinating animals eat nectar  a source of something emits / produces / generates / provides that something & a flower is a source of nectar -> a plant ice fires a flower produces nectar  a flower produces nectar & a flower is a part of a plant for attracting pollinators / producing seeds -> a plant is a whole of a vegetable for attracting fast that towns concentrate a flower is a part of a plant for attracting pollinators that produces nectar  some pollinating animals eat nectar & a plant is a whole of a vegetable for attracting fast that towns concentrate -> nectar is used for attracting pollinators by plants