Most of the plastic parts were 'free' in that they were initially scrap plastic, and I used the machine shop I have access to to shape them.
(I; used; the machine shop I have access to to shape them) (Most of the plastic parts; were; free' in that) Context(Most of the plastic parts were,List([0, 30))):(they; were; T:initially; scrap plastic) (I; have; access to to shape them) Context(I have,List([109, 115))):(I; have to to shape; them)
Most of the plastic parts were,List([0, 30)) I have,List([109, 115))
I Most of the plastic parts they I I
used were were have have to to shape
the machine shop I have access to to shape them
free' in that
T:initially scrap plastic
access to to shape them
them