But the moon goes from new moon to new moon in (an average of) 29.53059 days -- and it's motion is complex, so that it may tt a month every two or three years, originally just by tracking sightings of the new moon.
(the moon; goes; from new moon to new moon in (an average of) 29.53059 days) (it; may tt; a month; T:every two or three years, originally just by tracking sightings of the new moon) (it; 's; motion is complex; so that it may tt a month every two or three years, originally just by tracking sightings of the new moon) Context(it 's,List([84, 88))):(motion; is; complex)
it 's,List([84, 88))
the moon it it motion
goes may tt 's is
from new moon to new moon in (an average of) 29.53059 days
a month T:every two or three years, originally just by tracking sightings of the new moon
motion is complex so that it may tt a month every two or three years, originally just by tracking sightings of the new moon
complex