(S (S (BASENP (DT The) (NN construction)) (VP (VBZ involves) (NP (NP (NP (BASENP (NN excavation) (NN work)) (CC and) (BASENP (NN digging))) (PP (IN at) (BASENP (DT the) (NN site)))) (COMMA ,) (SBAR (WHNP (WDT which)) (S (BASENP (JJ Palestinian) (NNS leaders)) (VP (VB contend) (SBAR (S (VP (VBZ is) (NP (BASENP (NN part)) (PP (IN of) (NP (BASENP (DT an) (NN attempt)) (S (VP (TO to) (VP (VP (VB dig) (PP (IN under) (BASENP (DT the) (NN mosque)))) (S (VP (VP (TO to) (VP (VB find) (NP (BASENP (NN evidence)) (PP (IN of) (BASENP (DT the) (NNP Jewish) (NNP Second) (NNP Temple)))))) (CC and/or) (VP (TO to) (VP (ADVP (RB deliberately)) (VP (VB weaken) (NP (BASENP (DT the) (NN foundation)) (PP (IN of) (BASENP (DT the) (NN mosque)))))))))))))))))))))))) (PERIOD .))