( And ( it ( ( might ( explain ( some ( of ( ( the laws ) ( we ( have ( to ( live with ) ) ) ) ) ) ) ) ) . ) ) )
(ROOT (S (CC And) (NP (PRP it)) (VP (MD might) (VP (VB explain) (NP (NP (DT some)) (PP (IN of) (NP (NP (DT the) (NNS laws)) (SBAR (S (NP (PRP we)) (VP (VBP have) (S (VP (TO to) (VP (VB live) (PP (IN with))))))))))))) (. .)))
And it might explain some of the laws we have to live with.
(ROOT (S (NP (NP (NNP Archimedes) (POS ')) (NN law)) (VP (VBZ explains) (NP (SBAR (WHADVP (WRB why)) (S (NP (DT some) (NNS objects)) (VP (VBP float)))) (CC and) (NP (DT some) (NN sink))))))