(S (S (BASENP (DT The) (NNS kidneys)) (VP (VBD were) (ADJP (JJ capable) (PP (IN of) (NP (NP (NP (NN urine) (BASENP (NN production) (CC and) (NN excretion))) (PP (IN without) (BASENP (NN blood) (NNS clots)))) (PP (IN in) (NP (CC both) (NP (BASENP (DT the) (NN laboratory)) (CC and) (BASENP (JJ inside) (JJ living) (NNS rats)))))))))) (PERIOD .))