As it turns out, when the new Moon appears within 18-3/4 days before or after the alignment of a node, a solar eclipse will take place.
(it; turns out; T:before or after the alignment of a node) (the new Moon; appears; T:within 18-3/4 days) (a solar eclipse; will take; place; T:when the new Moon appears within 18-3/4 days)
it the new Moon a solar eclipse
turns out appears will take
T:before or after the alignment of a node
T:within 18-3/4 days
place T:when the new Moon appears within 18-3/4 days