Rena Kubota
... that Rena Kubota has been crowned world champion at the previous two Women's Shoot Boxing Tournaments?
... that <b id="mwE2A"><a href="./Rena_Kubota" id="mwE2E" rel="mw:WikiLink" title="Rena Kubota">Rena Kubota</a></b> has been crowned <a class="mw-redirect" href="./World_champion" id="mwE2I" rel="mw:WikiLink" title="World champion">world champion</a> at the previous two <a href="./Shoot_boxing" id="mwE2M" rel="mw:WikiLink" title="Shoot boxing">Women's Shoot Boxing Tournaments</a>?