major International Wrestling Revolution Group show
... that over 50 wrestlers have lost their mask or had their hair shaved off at a major International Wrestling Revolution Group show?
... that over 50 wrestlers have lost their <a href="./Wrestling_mask" id="mwB4s" rel="mw:WikiLink" title="Wrestling mask">mask</a> or had their hair shaved off at a <b id="mwB4w"><a class="mw-redirect" href="./List_of_major_IWRG_shows" id="mwB40" rel="mw:WikiLink" title="List of major IWRG shows">major International Wrestling Revolution Group show</a></b>?