He wrapped several turns of wire around an iron core to produce magnetism when an electrical current was passed through the wire.
(an electrical current; was passed; through the wire) (He; wrapped; several turns of wire; to produce magnetism when an electrical current was passed through the wire) Context(He wrapped,List([0, 10))):(He; wrapped several turns of wire to produce; magnetism; T:when an electrical current was passed through the wire)
He wrapped,List([0, 10))
an electrical current He He
was passed wrapped wrapped several turns of wire to produce
through the wire
several turns of wire to produce magnetism when an electrical current was passed through the wire
magnetism T:when an electrical current was passed through the wire