Metal Gear Solid 4: Raiden Falls at Shadow Moses

I'm a big fan of the MGS series and love MGS4. Among my favourite parts is where Raiden saves Snake but the thing can made the cutaway scene special was the haunting piano melody. The tune wasn't included on the MGS4 soundtrack and is overdubbed with narration. But thanks to BladeRunnerBlues's () great MGS4 walkthough videos on youtube I managed to work out the notes and play the melody on my Yamaha Tyros2 keyboard - I'm not very good at playing the piano (self taught) but I think I did