Dholavira
...that the world's earliest-known reservoirs were constructed by the people of the ancient city of Dholavira, which is located on an island in Kutch?
...that the world's earliest-known <a href="./Reservoir" id="mwAcs" rel="mw:WikiLink" title="Reservoir">reservoirs</a> were constructed by the people of the ancient city of <b id="mwAcw"><a href="./Dholavira" id="mwAc0" rel="mw:WikiLink" title="Dholavira">Dholavira</a></b>, which is located on an island in <a class="mw-redirect" href="./Kutch" id="mwAc4" rel="mw:WikiLink" title="Kutch">Kutch</a>?