(S (S (S (BASENP (DT The) (NNP UN) (NN security) (NN council)) (VP (VBZ has) (VP (VP (VBN urged) (BASENP (DT both) (NNS nations))) (S (VP (TO to) (VP (VB show) (BASENP (NN restraint)))))))) (COLON ;) (S (BASENP (PRP it)) (VP (VP (VBD was) (BASENP (DT the) (NNP UN))) (SBAR (WHNP (WP who)) (S (VP (VP (VBD called) (PP (IN on) (BASENP (DT the) (NNS nations)))) (S (VP (TO to) (VP (VB agree) (PP (TO to) (NP (BASENP (DT a) (NN ceasefire)) (PP (IN in) (BASENP (NNP June)))))))))))))) (PERIOD .))