(S (S (BASENP (NNP BBC) (NNP News) (NNP Online)) (VP (VBD reported) (SBAR (IN that) (S (BASENP (DT the) (NNP Competition) (NNP Commission)) (VP (MD may) (VP (VB force) (S (BASENP (NNP Co-op)) (VP (TO to) (VP (VP (VB sell) (BASENP (DT some) (NNS stores))) (PP (JJ due) (PP (TO to) (BASENP (PRPD its) (JJ increased) (NN presence))))))))))))) (PERIOD .))