Generally, you can use 53 23 13 23 to play a song in 4/4 beats with your right hand. If you want to sweep the string, you can sweep it up and down, score it against txt, and press the chord with your left hand.

Qilixiang's right hand can be broken down in this way, for example, the first sentence: Am(53 23) F(53 23) sings at the same time, and the sparrow outside the window is talkative on the G(5323)C(5323) telephone pole.

The climax part can sweep the strings.