blankets are used
... that blankets are used to teach the history of indigenous peoples in Canada?
... that <b id="mwCPM"><a href="./Blanket_exercise" id="mwCPQ" rel="mw:WikiLink" title="Blanket exercise">blankets are used</a></b> to teach the history of <a href="./Indigenous_peoples_in_Canada" id="mwCPU" rel="mw:WikiLink" title="Indigenous peoples in Canada">indigenous peoples in Canada</a>?