( ( List ( the ( four ( major ( tissue types ) ) ) ) ) . )
(ROOT (S (VP (VB List) (NP (DT the) (CD four) (JJ major) (NN tissue) (NNS types))) (. .)))
List the four major tissue types.
(ROOT (S (NP (NP (CD Four) (NNS types)) (PP (IN of) (NP (NN tissue)))) (VP (VBP are) (VP (VBN found) (PP (IN in) (NP (NNS animals))))) (. .)))