sentences:  He moved to Trinidad and Tobago in 2009 as principal oboist, professor of oboe, and overseer of performance excellence at the University of Trinidad and Tobago and the related orchestra.Roy featured in the performance of Beethoven's 9th Symphony featuring musicians from around the world, which took place under Leonard Bernstein on 25 December 1989, to commemorate the Berlin Wall.He and Bernstein maintained an amicable relationship until Bernstein's death in 1990.