(S (S (SBAR (IN If) (S (BASENP (DT this) (JJ surgical) (NN procedure)) (VP (VBZ is) (ADJP (ADJP (RB as) (JJ successful)) (PP (IN in) (BASENP (JJ large-scale) (NNS studies))))))) (COMMA ,) (S (BASENP (PRP it)) (VP (MD may) (VP (VB lead) (NP (BASENP (DT the) (NN way)) (PP (IN for) (NP (NP (BASENP (DT the) (NN use)) (PP (IN of) (BASENP (JJ robotic) (NN surgery)))) (PP (IN in) (NP (BASENP (RB even) (ADJP (RBR more) (JJ delicate)) (NNS procedures)) (COMMA ,) (PP (JJ such) (PP (IN as) (BASENP (NN heart) (NN surgery))))))))))))) (PERIOD .))