Examination of growth rings shows that the trees have been subjected to this influence repeatedly.
(Examination of growth rings; shows; that the trees have been subjected to this influence repeatedly) Context(Examination of growth rings shows,List([0, 33))):(the trees; have been subjected; to this influence; T:repeatedly)
Examination of growth rings shows,List([0, 33))
Examination of growth rings the trees
shows have been subjected
that the trees have been subjected to this influence repeatedly
to this influence T:repeatedly