Maria Konopnicka
... that Maria Konopnicka's poem Rota became so popular it was seen as an unofficial anthem of Poland?
... that <b id="mwCH0"><a href="./Maria_Konopnicka" id="mwCH4" rel="mw:WikiLink" title="Maria Konopnicka">Maria Konopnicka</a></b><span about="#mwt32" class="nowrap" data-mw='{"parts":[{"template":{"target":{"wt":"`s","href":"./Template:`s"},"params":{},"i":0}}]}' id="mwCH8" typeof="mw:Transclusion"><span typeof="mw:Entity">'</span>s</span> poem <i id="mwCIA"><a href="./Rota_(poem)" id="mwCIE" rel="mw:WikiLink" title="Rota (poem)">Rota</a></i> became so popular it was seen as an unofficial <a href="./Anthem" id="mwCII" rel="mw:WikiLink" title="Anthem">anthem</a> of Poland?