(S (S (NP (BASENP (NNS Police)) (PP (IN in) (BASENP (NNP Kenya)))) (VP (VBP have) (VP (VBN arrested) (NP (BASENP (DT a) (NN man)) (VP (VBN thought) (S (VP (TO to) (VP (VB be) (NP (BASENP (DT the) (NN organiser)) (PP (IN of) (NP (NP (BASENP (DT an) (NN attack)) (PP (IN by) (NP (NP (QP (ADVP (RB up) (TO to)) (NN 30)) (NNS men)) (ADJP (JJ armed) (PP (IN with) (BASENP (NNS clubs) (CC and) (NNS spears))))))) (SBAR (WHNP (WDT that)) (S (VP (VBD killed) (BASENP (ADJP (RB internationally) (JJ renowned)) (JJ Scottish) (NN gemstone) (NN expert) (NNP Campbell) (NNP Bridges)))))))))))))))) (PERIOD .))