(S (S (NP (BASENP (DT The) (JJ previous) (NNS elections)) (PRN (COMMA ,) (SBAR (WHNP (WDT which)) (S (BASENP (DT the) (NNP MDC)) (VP (ADVP (RB almost)) (VBD won)))) (COMMA ,))) (VP (VBD were) (VP (VBN marred) (PP (IN by) (NP (BASENP (NN violence)) (CC and) (NP (BASENP (JJ similar) (NNS allegations)) (PP (IN of) (BASENP (NN vote-rigging))))))))) (PERIOD .))