(S (S (BASENP (JJ German) (NN police)) (VP (VP (VP (VBD received) (BASENP (DT a) (NN tip))) (ADVP (BASENP (NN six) (NNS weeks)) (RB ago))) (PP (IN by) (NP (BASENP (DT an) (JJ Israeli) (NN citizen)) (SBAR (WHNP (WP who)) (S (VP (VBD met) (NP (NP (BASENP (DT a) (NN man)) (PRN (PP (IN in) (BASENP (NNP Ibiza))))) (PP (IN with) (NP (BASENP (NNS characteristics)) (ADJP (JJ similar) (PP (TO to) (BASENP (NNP Heim)))))))))))))) (PERIOD .))