A basic law of magnetism is that like poles repel each other.
(A basic law of magnetism; is; that like poles repel each other) Context(A basic law of magnetism is,List([0, 27))):(poles; repel; each other)
A basic law of magnetism is,List([0, 27))
A basic law of magnetism poles
is repel
that like poles repel each other
each other