Redworms need to breathe oxygen, but in deep containers bedding can pack down and become airless, temporarily preventing the worms from eating the bottom material.
(Redworms; need; to breathe oxygen) Context(Redworms need,List([0, 13))):(Redworms; need to breathe; oxygen) (the worms; from eating; the bottom material) (deep containers; bedding; ) (Redworms; can pack down; ) Context(Redworms can pack down,List([0, 77))):(Redworms; can pack down preventing; the worms; from eating the bottom material; T:temporarily) (Redworms; become; airless)
Redworms need,List([0, 13)) Redworms can pack down,List([0, 77))
Redworms Redworms the worms deep containers Redworms Redworms Redworms
need need to breathe from eating bedding can pack down can pack down preventing become
to breathe oxygen
oxygen
the bottom material
the worms from eating the bottom material T:temporarily
airless