Note OFF
Where [G][x][y] means that you do a Key OFF on the instrument and note. [X][Y] are not used. This effect is specially usefull in the “Multi-Channel Tracks” mode. If “Multi-Channel Tracks” is not active, this effect is equivalent to the OFF value in the Note position.

By example:
05-C#2 (press C#2)

05-C#3 (press C#3)

05-C#2-G-00 (release C#2)