( ( ( The pathogens ) ( that ( causes ( guppy disease ) ) ) ) ( ( are ( ( ciliate protozoans ) ( in ( ( the ( genus Tetrahymena ) ) ( including ( Tetrahymena ( corlissi ( and ( Tetrahymena pyriformis ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NNS pathogens)) (SBAR (WHNP (WDT that)) (S (VP (VBZ causes) (NP (JJ guppy) (NN disease)))))) (VP (VBP are) (NP (NP (JJ ciliate) (NNS protozoans)) (PP (IN in) (NP (NP (DT the) (JJ genus) (NN Tetrahymena)) (PP (VBG including) (NP (NNP Tetrahymena) (NNP corlissi) (CC and) (NNP Tetrahymena) (NNS pyriformis))))))) (. .)))
The pathogens that causes guppy disease are ciliate protozoans in the genus Tetrahymena including Tetrahymena corlissi and Tetrahymena pyriformis.
(ROOT (S (NP (NNS Trichomoniasis)) (VP (VBZ is) (VP (VB cause) (PP (IN by) (NP (DT a) (NN protozoa))))) (. .)))