( I ( ( have ( ( made ( the speculation ) ) ( that ( ( ( fungi or ) ( ( a fungus ) ( for ( ( each type ) ( of ( prion disease ) ) ) ) ) ) ( is ( ( the cause ) ( of ( that ( prion disease ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP I)) (VP (VBP have) (VP (VBN made) (NP (DT the) (NN speculation)) (SBAR (IN that) (S (NP (NP (NNS fungi)) (CC or) (NP (NP (DT a) (NN fungus)) (PP (IN for) (NP (NP (DT each) (NN type)) (PP (IN of) (NP (NN prion) (NN disease))))))) (VP (VBZ is) (NP (NP (DT the) (NN cause)) (PP (IN of) (NP (DT that) (NN prion) (NN disease))))))))) (. .)))
I have made the speculation that fungi or a fungus for each type of prion disease is the cause of that prion disease.
(ROOT (S (NP (DT A) (PRN (-LRB- -LRB-) (NP (NN n)) (-RRB- -RRB-)) (NN fungus)) (VP (VBZ causes) (NP (NP (NN ergot)) (, ,) (NP (NP (DT a) (NN disease)) (SBAR (WHNP (WDT that)) (S (VP (VP (VBZ impacts) (NP (NNS crops)) (ADVP (RB directly))) (CC and) (VP (VBZ has) (NP (NP (ADJP (RBR more) (JJ devastating)) (NNS effects)) (PP (IN on) (NP (NNS animals))))))))))) (. .)))