(S (S (S (PP (IN During) (NP (NP (BASENP (DT a) (JJ Palestinian) (NN rally)) (PP (IN in) (NP (BASENP (NNP Qalqilyah)) (PP (IN in) (BASENP (DT the) (NNP West) (NNP Bank)))))) (PP (IN against) (NP (BASENP (JJ Israeli) (NNS attacks)) (PP (IN on) (BASENP (NNP Gaza))))))) (COMMA ,) (S (NP (BASENP (NNP Mufid) (NNP Saleh) (NNP Walweel)) (PRN (COMMA ,) (BASENP (NN 22)) (COMMA ,))) (VP (VP (VP (VBD was) (VP (VBN shot) (CC and) (VBN killed))) (BASENP (NNP Sunday))) (PP (IN by) (BASENP (JJ Israeli) (NNS forces)))))) (COMMA ,) (PP (VBG according) (PP (TO to) (BASENP (JJ Palestinian) (JJ medical) (NNS officials))))) (PERIOD .))