They can also see how a solar eclipse can occur and why they don t occur every month.
(they; don; t occur; T:every month) (They; can also see; how a solar eclipse can occur and why they don t occur every month) Context(They can also see,List([0, 17))):(a solar eclipse; can occur; )
They can also see,List([0, 17))
they They a solar eclipse
don can also see can occur
t occur T:every month
how a solar eclipse can occur and why they don t occur every month