to photosynthesis, the process by which plants use sunlight to produce carbohydrates - the material of which their roots and body consist.
(plants; use; sunlight; to produce carbohydrates) Context(plants use,List([40, 50))):(plants; use sunlight to produce; carbohydrates)
plants use,List([40, 50))
plants plants
use use sunlight to produce
sunlight to produce carbohydrates
carbohydrates