( Humans ( ( have ( ( 23 pairs ) ( of ( ( chromosomes , ) ( which ( makes ( the ( diploid ( number 46 ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNS Humans)) (VP (VBP have) (NP (NP (CD 23) (NNS pairs)) (PP (IN of) (NP (NP (NNS chromosomes)) (, ,) (SBAR (WHNP (WDT which)) (S (VP (VBZ makes) (NP (DT the) (JJ diploid) (NN number) (CD 46))))))))) (. .)))
Humans have 23 pairs of chromosomes, which makes the diploid number 46.
(ROOT (S (NP (NNS Humans)) (VP (VBP have) (NP (NP (CD 23) (JJ pairs) (NNS pairs)) (PP (IN of) (NP (NNS chromosomes))))) (. .)))