Four of the five intended movements were substantially complete; Yvonne Loriod undertook the orchestration of the second half of the first movement and of the whole of the fourth with advice from George Benjamin.
Fire af de fem tilsigtede satser var grundlæggende færdige; Yvonne Loriod overtog orkestreringen af den anden halvdel af den første sats og af hele den fjerde med rådgivning fra George Benjamin.