So many seemingly contrary and opposing factors combine to make it unique.
( So ( ( many ( ( seemingly ( ( contrary and ) opposing ) ) factors ) ) ( ( combine ( to ( make ( it unique ) ) ) ) . ) ) )
(ROOT (S (IN So) (NP (JJ many) (ADJP (RB seemingly) (JJ contrary) (CC and) (JJ opposing)) (NNS factors)) (VP (VBP combine) (S (VP (TO to) (VP (VB make) (S (NP (PRP it)) (ADJP (JJ unique))))))) (. .)))
The contrasting and diametrically opposed factors joined together.
( ( ( ( The contrasting ) and ) ( ( diametrically opposed ) factors ) ) ( ( joined together ) . ) )
(ROOT (S (NP (NP (DT The) (NN contrasting)) (CC and) (NP (ADJP (RB diametrically) (VBN opposed)) (NNS factors))) (VP (VBD joined) (ADVP (RB together))) (. .)))