Witold Pilecki
... that Polish Home Army resistance fighter Witold Pilecki volunteered to infiltrate the Auschwitz concentration camp?
... that Polish <a href="./Home_Army" id="mwBrc" rel="mw:WikiLink" title="Home Army">Home Army</a> resistance fighter <b id="mwBrg"><a href="./Witold_Pilecki" id="mwBrk" rel="mw:WikiLink" title="Witold Pilecki">Witold Pilecki</a></b> volunteered to infiltrate the <a href="./Auschwitz_concentration_camp" id="mwBro" rel="mw:WikiLink" title="Auschwitz concentration camp">Auschwitz concentration camp</a>?