( ( Blood clotting ) ( ( is ( ( a process ) ( that ( ( requires ( the ( following ( three steps ) ) ) ) ( to ( be successful ) ) ) ) ) ) . ) )
(ROOT (S (NP (NN Blood) (NN clotting)) (VP (VBZ is) (NP (NP (DT a) (NN process)) (SBAR (WHNP (WDT that)) (S (VP (VBZ requires) (NP (DT the) (JJ following) (CD three) (NNS steps)) (S (VP (TO to) (VP (VB be) (ADJP (JJ successful)))))))))) (. .)))
Blood clotting is a process that requires the following three steps to be successful.
(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.