( Clotting ( ( takes ( place ( in ( three steps ) ) ) ) . ) )
(ROOT (S (NP (NNP Clotting)) (VP (VBZ takes) (NP (NP (NN place)) (PP (IN in) (NP (CD three) (NNS steps))))) (. .)))
Clotting takes place in three steps.
(ROOT (S (NP (CD Three) (NNS steps)) (VP (VBP are) (VP (VBN involved) (PP (IN in) (NP (NN blood) (NN clotting))))) (. .)))
Three steps are involved in blood clotting.