This chart shows fingerings for simple system, 4-key, 6-key, and 8-key wooden flutes. The top six lines on the fingering chart represent the six holes on a simple system flute and correspond to the left index finger, left middle finger, left ring finger, right index finger, right middle finger, and right ring finger respectively. The next four lines represent the keys of a 4-key flute and correspond to the Bb, G#, short F, and Eb keys respectively. The next two lines represent the additional 2 keys of a 6-key flute, corresponding to the high C and long F keys respectively. The bottom two lines represent the additional 2 keys of an 8-key flute, corresponding to the low C# and low C keys respectively.