(S (S (BASENP (DT An) (JJ independent) (NN study)) (VP (VBZ says) (SBAR (S (BASENP (DT each) (NN year)) (S (BASENP (DT an) (JJ estimated) (NN 900) (NNS people)) (VP (VBP are) (VP (VP (VP (VBN murdered) (PP (IN in) (BASENP (NNP India)))) (PP (IN for) (S (VP (VP (VBG bringing) (BASENP (NN dishonor))) (PP (TO to) (BASENP (PRPD their) (NNS families))))))) (COMMA ,) (PP (ADVP (RB usually)) (PP (IN by) (S (VP (VP (VP (VBG falling) (PP (IN in) (BASENP (NN love)))) (CC and) (VP (VBG marrying))) (PP (PP (IN outside) (BASENP (PRPD their) (NN caste))) (CC or) (PP (IN within) (BASENP (PRPD their) (NN sub-caste))))))))))))))) (PERIOD .))