text: Since emigrating to England in 1990 , he has composed works such as The Book of the Orchestra ( 2002-2003 ) which is intended to be performed in a house with many rooms so as to allow an â audienceâ to hear different instrumental groups as they wander from room to room '' .
simplified: `` Since emigrating to England in 1990 , he has composed works such as The Book of the Orchestra ( 2002-2003 ) , which is intended to be performed in a house with many rooms so as to allow an â audienceâ to hear different instrumental groups as they wander from room to room '' .