2. Chorus part: the chorus part is a group of four notes, one group and two groups. The second measure is the same as the third measure, and the fourth measure is a set of three notes, one * * * two groups.
3. Epilogue: The epilogue is a group of four notes, one * * * two, and the second and third bars are the same. The fourth bar is a group of three notes, one * * * two, and there is an epilogue at the end, which can be played with your fingers.