Independent Students Union
... that Independent Students Union was the student arm of Polish opposition movement Solidarity?
... that <b id="mwED0"><a class="mw-redirect" href="./Independent_Students_Union" id="mwED4" rel="mw:WikiLink" title="Independent Students Union">Independent Students Union</a></b> was the student arm of Polish opposition movement <a href="./Solidarity" id="mwED8" rel="mw:WikiLink" title="Solidarity">Solidarity</a>?