Dhatusena
... that King Dhatusena, who ruled Sri Lanka from 455 to 473, constructed 18 irrigation tanks, an irrigation canal, and the Avukana Buddha Statue?
... that King <b id="mwG60"><a class="mw-redirect" href="./Dhatusena" id="mwG64" rel="mw:WikiLink" title="Dhatusena">Dhatusena</a></b>, who ruled <a href="./Sri_Lanka" id="mwG68" rel="mw:WikiLink" title="Sri Lanka">Sri Lanka</a> from 455 to 473, constructed 18<span id="mwG7A" typeof="mw:Entity"> </span><a href="./Irrigation_tank" id="mwG7E" rel="mw:WikiLink" title="Irrigation tank">irrigation tanks</a>, an <a href="./Canal" id="mwG7I" rel="mw:WikiLink" title="Canal">irrigation canal</a>, and the <a class="mw-redirect" href="./Avukana_Buddha_Statue" id="mwG7M" rel="mw:WikiLink" title="Avukana Buddha Statue">Avukana Buddha Statue</a>?