(S (S (PP (IN Amidst) (NP (BASENP (JJ ongoing) (JJ Israeli) (NNS bombings)) (PP (IN of) (BASENP (NNP Gaza))))) (COMMA ,) (S (PP (IN with) (NP (NP (BASENP (DT the) (NN death) (NN toll)) (PP (IN of) (BASENP (DT the) (NNS bombardments)))) (ADVP (ADVP (RB up) (PP (TO to) (BASENP (NN 537)))) (PP (IN with) (NP (BASENP (DT another) (NN 2,500) (NNS people)) (ADJP (JJ wounded))))))) (COMMA ,) (S (BASENP (NNP UN) (NN food) (NNS agencies)) (VP (ADVP (RB again)) (VP (VBD warned) (SBAR (IN that) (S (NP (BASENP (DT the) (NNS people)) (PP (IN of) (BASENP (NNP Gaza)))) (VP (VBP are) (VP (VBG facing) (BASENP (DT a) (JJ heavy) (JJ humanitarian) (NN crisis))))))))))) (PERIOD .))