Worms and other burrowing animals munched their way through the mud, eating the algae and other nutrient-rich food it contained.
(it; contained; ) (Worms and other burrowing animals; munched; their way) Context(Worms and other burrowing animals munched,List([0, 41))):(Worms and other burrowing animals; munched their way eating; the algae and other nutrient-rich food)
Worms and other burrowing animals munched,List([0, 41))
it Worms and other burrowing animals Worms and other burrowing animals
contained munched munched their way eating
their way
the algae and other nutrient-rich food