(S (S (S (BASENP (DT That)) (VP (VP (VP (MD can) (RB not)) (COMMA ,) (VP (MD will) (RB not))) (COMMA ,) (VP (VB happen)))) (SBAR (IN if) (S (BASENP (NNP Scotland)) (VP (VBZ leaves) (BASENP (DT the) (NNP Union)))))) (PERIOD .))