<prompt> Bhala ukuqhubeka kwalesi sigaba - Ngo-2003, umsebenzi wakhe othi Requiem Aeternam 1953, owawenzelwe ikwaya neqembu lomculo wezinsimbi, wadlalwa okokuqala ngqa ngesikhathi kugujwa iminyaka engu-50 yesikhukhula saseNorth Sea ngo-1953  <response>: . futhi. Ngo-2004, ingxenye enkulu yemisebenzi yakhe yadlalwa okokuqala ekhonsathini e-Center for New Music eZeeland. 