karez well system
...that because of its karez well system, an ancient water system using gravity, Turfan became a prosperous Silk Road oasis city located in the second deepest depression in the world?
...that because of its <b id="mwAWE"><a class="mw-redirect" href="./Karez_well_system" id="mwAWI" rel="mw:WikiLink" title="Karez well system">karez well system</a></b>, an ancient water system using <a href="./Gravity" id="mwAWM" rel="mw:WikiLink" title="Gravity">gravity</a>, <a class="mw-redirect" href="./Turfan" id="mwAWQ" rel="mw:WikiLink" title="Turfan">Turfan</a> became a prosperous <a href="./Silk_Road" id="mwAWU" rel="mw:WikiLink" title="Silk Road">Silk Road</a> <a href="./Oasis" id="mwAWY" rel="mw:WikiLink" title="Oasis">oasis city</a> located in the second deepest <a class="mw-redirect" href="./Turfan_Depression" id="mwAWc" rel="mw:WikiLink" title="Turfan Depression">depression</a> in the world?