The glider then needs to compete with other animals for food and shelter.
(The glider; needs; to compete with other animals for food and shelter; T:then) Context(The glider needs,List([0, 21))):(The glider; needs to compete; with other animals for food and shelter)
The glider needs,List([0, 21))
The glider The glider
needs needs to compete
to compete with other animals for food and shelter T:then
with other animals for food and shelter