Raina D'Souza Playing the organ can be quite tricky, admits Raina D'Souza (above), though she hasn't lost enthusiasm for the instrument, learning under the guidance of David Pipe, Director of the Organists' Training Programme, launched last year by the Diocese of Leeds.  Raina is in Year 11 at school, and sings in the Leeds Cathedral Choir. "I always found myself being captivated by the organ and was constantly surprised by the numerous sounds it could produce. So I jumped at the opportunity to learn this amazing instrument, but soon found that playing the organ can be…