(S (S (BASENP (DT The) (NN disease)) (VP (VBZ is) (ADJP (JJ unrelated) (PP (TO to) (NP (BASENP (JJ foot-and-mouth) (NN disease)) (COMMA ,) (SBAR (WHNP (WDT which)) (S (VP (VBZ affects) (BASENP (NN livestock)))))))))) (PERIOD .))