Peter Jackson
... that twin brothers David and Peter Jackson played together for seven clubs in English football?
... that <a href="./Twin" id="mwGJg" rel="mw:WikiLink" title="Twin">twin</a> brothers <a class="mw-redirect mw-disambig" href="./David_Jackson_(footballer)" id="mwGJk" rel="mw:WikiLink" title="David Jackson (footballer)">David</a> and <b id="mwGJo"><a class="mw-redirect" href="./Peter_Jackson_(footballer_born_1937)" id="mwGJs" rel="mw:WikiLink" title="Peter Jackson (footballer born 1937)">Peter Jackson</a></b> played together for seven clubs in <a href="./Football_in_England" id="mwGJw" rel="mw:WikiLink" title="Football in England">English football</a>?