2016–17 RFU Championship
... that Richmond F.C. returned to the professional 2016–17 RFU Championship after climbing eight tiers following administration, but chose to remain semi-professional?
... that <a href="./Richmond_F.C." id="mwBjc" rel="mw:WikiLink" title="Richmond F.C.">Richmond F.C.</a> returned to the professional <b id="mwBjg"><a href="./2016–17_RFU_Championship" id="mwBjk" rel="mw:WikiLink" title="2016–17 RFU Championship">2016–17 RFU Championship</a></b> after climbing eight tiers following <a href="./Administration_(law)" id="mwBjo" rel="mw:WikiLink" title="Administration (law)">administration</a>, but chose to remain semi-professional?