Right Colon Cancer 14.
 the patient has a history of colon cancer
(ROOT (NP (NP (RB Right) (NN Colon) (NN Cancer) (CD 14)) (. .)))
(ROOT (S (NP (DT the) (NN patient)) (VP (VBZ has) (NP (NP (DT a) (NN history)) (PP (IN of) (NP (NN colon) (NN cancer)))))))
( ( Right ( Colon ( Cancer 14 ) ) ) . )
( ( the patient ) ( has ( ( a history ) ( of ( colon cancer ) ) ) ) )