( It ( ( ( copies ( a vector ) ) ( to ( another one ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBD copies) (NP (DT a) (NN vector)) (PP (TO to) (NP (QP (DT another) (CD one))))) (. .)))
It copies a vector to another one.
(ROOT (S (NP (NP (DT An) (NN organism)) (SBAR (WHNP (WDT that)) (S (VP (VBZ carries) (NP (NNS pathogens)) (PP (IN from) (NP (NP (CD one) (NN individual)) (PP (TO to) (NP (DT another))))))))) (VP (VBZ is) (VP (VBN called) (NP (DT a) (NN vector)))) (. .)))