( Protozoan ( ( infections ( ( Different types ) ( of ( Leishmania ( cause leishmaniasis ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Protozoan)) (VP (VBZ infections) (NP (NP (JJ Different) (NNS types)) (PP (IN of) (NP (NNP Leishmania) (NN cause) (NNS leishmaniasis))))) (. .)))
Protozoan infections Different types of Leishmania cause leishmaniasis .
(ROOT (S (NP (NNS Trichomoniasis)) (VP (VBZ is) (VP (VB cause) (PP (IN by) (NP (DT a) (NN protozoa))))) (. .)))