(S (S (NP (BASENP (NNS Discoveries)) (PP (IN within) (BASENP (DT the) (NN cave)))) (VP (VP (VP (VBP move) (NP (BASENP (JJ early) (JJ bronze-age) (JJ cultural) (NN activity)) (PP (IN in) (BASENP (NNP Armenia))))) (ADVP (RB back))) (PP (IN by) (BASENP (QP (RB about) (NN 800)) (NNS years))))) (PERIOD .))