Depending on which metals we could process most easily a long range plan would be to build a machine shop.
(a long range plan; to build; a machine shop) (we; could process most easily; ) Context(we could process most easily,List([26, 54))):(a long range plan; would be; to build a machine shop)
we could process most easily,List([26, 54))
a long range plan we a long range plan
to build could process most easily would be
a machine shop
to build a machine shop