▁continues ▁to ▁teach ▁composition . ▁Among ▁his ▁notable ▁students ▁are ▁compos ers ▁Robin ▁Min ard ▁and ▁John ▁Oliver . ▁ ▁Music ▁▁ ▁Stage : ▁ ▁The ▁Days / Les ▁J ours , ▁bal let . ▁ 1 9 6 9 . ▁M s ▁ ▁The ▁Pr ison ers ▁Play , ▁opera ▁( Paul ▁Wood ru ff ). ▁ 1 9 7 3 . ▁M s ▁ ▁Com - pos session ▁' Da em onic ▁after images ▁in ▁the ▁theatre ▁of ▁trans itory ▁states .' ▁ 1 9 8 0 . ▁ 2 ▁chamber ▁ensemble ▁( ta pe ). ▁M s . ▁McG ill ▁University ▁Records ▁ 8 3 0 1 9 ▁( L au cke ) ▁ ▁Une ▁Fle ur ▁du ▁mal . ▁ 1 9 9 2 . ▁S op , ▁clar inet , ▁viol on cel lo ▁and ▁per cussion ▁ ▁C anto ▁di ▁Be atrice . ▁ 1 9 9 2 . ▁For ▁two ▁sop ▁and ▁two ▁viol on cel li , ▁mel od rama ▁ ▁Al ma ▁& ▁O sk ar ▁( mel od rama ▁from ▁beyond ▁the ▁grave ). ▁ 1 9 9 5 . ▁Vo ice ▁and ▁piano , ▁National ▁Compet ition ▁for ▁Young ▁Perform ers ▁of ▁the ▁Canadian ▁Broadcast ing ▁Corporation ; ▁version ▁for ▁two ▁voices ▁and ▁or chestra , ▁ 1 9 9 6 ▁ ▁Ur fa ust — t rag édie ▁subject ive ▁( after ▁Go ethe ▁and ▁P esso a ). ▁ 1 9 9 9 . ▁Inc ident al ▁music , ▁Thé