ak ▁( for te p iano ). ▁The ▁first ▁performance ▁at ▁a ▁concert ▁directed ▁to ▁a ▁general ▁audience ▁occurred ▁in ▁Vall ad olid , ▁Spain , ▁following ▁a ▁conference ▁moder ated ▁by ▁T imo ▁J ou ko ▁Her rm ann . ▁The ▁concert , ▁which ▁took ▁place ▁on ▁September ▁ 1 , ▁ 2 0 1 6 ▁at ▁the ▁Royal ▁Ch app ell ▁of ▁the ▁National ▁Museum ▁of ▁San ▁Jo aqu ín ▁y ▁Santa ▁Ana , ▁featured ▁Spanish ▁conduct or ▁and ▁music ian ▁Ern esto ▁M ons al ve ▁( har ps ich ord ) ▁and ▁S ara ▁Rodríguez ▁( s op rano ). ▁ ▁A ▁recording ▁of ▁the ▁piece ▁was ▁made ▁by ▁I ren a ▁Tr oup ová ▁( s op rano ) ▁and ▁L uk áš ▁V endl ▁( har ps ich ord ) ▁and ▁was ▁broadcast ▁on ▁March ▁ 1 3 , ▁ 2 0 1 6 ▁by ▁the ▁Czech ▁Radio ▁affili ate ▁V lt ava . ▁ ▁Lib retto ▁ ▁The ▁first ▁four ▁st anz as ▁( of ▁ 3 0 ) ▁were ▁set ▁to ▁music , ▁the ▁first ▁two ▁by ▁Sal ieri , ▁the ▁third ▁and ▁fourth ▁by ▁Moz art , ▁and ▁again ▁the ▁first ▁two ▁by ▁Cor net ti . ▁The ▁a ster isk ed ▁foot note ▁is ▁Da ▁P onte ' s . ▁ ▁Can zone ▁a ▁F ille ▁ ▁Las cia ▁la ▁gre gg ia , ▁o ▁F ill ide , ▁La ▁gre gg ia ▁a ▁te ▁s ì ▁car a ; ▁Las cia ▁le