( Examples ( ( ( include ( rectal gonorrhea ) ) ( among ( ( MSM and ) ( ( the ( bacterial ( genital ( ulcer diseases ) ) ) ) ( -LRB- ( ( ( syphilis and ) chancroid ) -RRB- ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNS Examples)) (VP (VBP include) (NP (JJ rectal) (NN gonorrhea)) (PP (IN among) (NP (NP (NNP MSM)) (CC and) (NP (NP (DT the) (JJ bacterial) (JJ genital) (NN ulcer) (NNS diseases)) (PRN (-LRB- -LRB-) (ADJP (JJ syphilis) (CC and) (JJ chancroid)) (-RRB- -RRB-)))))) (. .)))
Examples include rectal gonorrhea among MSM and the bacterial genital ulcer diseases (syphilis and chancroid).
(ROOT (S (NP (NNP Chlamydia) (, ,) (NNP gonorrhea) (, ,) (CC and) (NNP syphilis)) (VP (VBP are) (NP (NP (NNS examples)) (PP (IN of) (NP (JJ bacterial) (NNS stis))))) (. .)))