This rock was originally a sedimentary rock that was subjected to extreme heat and pressure which changed the rock to a metamophic rock.
(This rock; was; T:originally; a sedimentary rock that was subjected to extreme heat and pressure) (a sedimentary rock; was subjected; to extreme heat and pressure) (extreme heat and pressure; changed; the rock; to a metamophic rock)
This rock a sedimentary rock extreme heat and pressure
was was subjected changed
T:originally a sedimentary rock that was subjected to extreme heat and pressure
to extreme heat and pressure
the rock to a metamophic rock