Its stump revealed that the growth rings formed during those three years were much narrower than the adjoining ones.
(the growth rings; formed; T:during those three years) (Its stump; revealed; that the growth rings formed during those three years were much narrower than the adjoining ones) Context(Its stump revealed,List([0, 18))):(the growth rings formed during those three years; were; much narrower than the adjoining ones)
Its stump revealed,List([0, 18))
the growth rings Its stump the growth rings formed during those three years
formed revealed were
T:during those three years
that the growth rings formed during those three years were much narrower than the adjoining ones
much narrower than the adjoining ones