(S (S (S (BASENP (NN 14) (JJ strategic) (NNS bombers)) (VP (VBD were) (VP (VBG flying) (PP (IN on) (BASENP (JJ long-range) (NN patrol)))))) (COMMA ,) (PP (VBG according) (PP (TO to) (NP (BASENP (NNP Russia) (POS 's)) (BASENP (NNP Defense) (NNP Ministry)))))) (PERIOD .))