A egg_birth is both a orb (protect) and a embryo.
A Transition is both a exterior and a interior.

Laying will need orb (protect) and embryo to help egg_birth become hatching.
Closing will need exterior and interior to help Transition become opening.

A q1n is both a q1o and a q1s.
A q1n is both a q1o and a q1s.

q1r will need q1o and q1s to help q1n become q1e.
q1r will need q1o and q1s to help q1n become q1e.