( ( Made ( in ( the testicles ) ) ) ( , ( ( ( sperm travel ) ( through ( a tube ) ) ) ( ( called ( ( the vas ) ( ( deferens and ) ( emerge ( through ( ( ( the urethra ) , ) ( ( the tube ) ( that ( ( ( carries urine ) out ) ( of ( the penis ) ) ) ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (S (VP (VBN Made) (PP (IN in) (NP (DT the) (NNS testicles))))) (, ,) (NP (NP (NN sperm) (NN travel)) (PP (IN through) (NP (DT a) (NN tube)))) (VP (VBD called) (SBAR (S (NP (DT the) (NN vas)) (VP (VP (VBZ deferens)) (CC and) (VP (VBP emerge) (PP (IN through) (NP (NP (DT the) (NN urethra)) (, ,) (NP (NP (DT the) (NN tube)) (SBAR (WHNP (WDT that)) (S (VP (VBZ carries) (NP (NN urine)) (PRT (RP out)) (PP (IN of) (NP (DT the) (NNS penis)))))))))))))) (. .)))
Made in the testicles, sperm travel through a tube called the vas deferens and emerge through the urethra, the tube that carries urine out of the penis.
(ROOT (S (NP (DT A) (NN vas) (NNS deferens)) (VP (VBZ is) (NP (NP (DT the) (NN name)) (PP (IN of) (NP (NP (DT the) (NN tube)) (SBAR (WHNP (WDT that)) (S (VP (VBZ carries) (NP (NN sperm)) (PP (IN from) (NP (NP (DT the) (NNS epididymis)) (PP (TO to) (NP (DT the) (NN urethra)))))))))))) (. .)))