These are the weekends when the spring thaw, saturated ground, and spring rains often combine to produce the most exciting trips of the season.
(These; are; the weekends) (spring rains; combine; to produce the most exciting trips of the season; T:often) Context(spring rains combine,List([67, 93))):(spring rains; combine to produce; the most exciting trips of the season)
spring rains combine,List([67, 93))
These spring rains spring rains
are combine combine to produce
the weekends
to produce the most exciting trips of the season T:often
the most exciting trips of the season