The oven must be set at a certain temperature--and the cake must remain in the oven for a certain length of time--in order for it to bake properly.
(The oven; must be set; at a certain temperature) (the cake; must remain; in the oven; T:for a certain length of time) (it; to bake properly; )
The oven the cake it
must be set must remain to bake properly
at a certain temperature
in the oven T:for a certain length of time