June and Jennifer Gibbons
...that June and Jennifer Gibbons communicated via a twin language?
...that <b id="mweg"><a href="./June_and_Jennifer_Gibbons" id="mwew" rel="mw:WikiLink" title="June and Jennifer Gibbons">June and Jennifer Gibbons</a></b> communicated via a <a href="./Twin" id="mwfA" rel="mw:WikiLink" title="Twin">twin</a> language?