Complex sentence: While waiting for the fourth match to begin, Huo has a flashback where he watches his father Huo Endi teaching martial arts and wants to participate, but his father is concerned about his asthma.
Split into simpler sentences: While waiting for the fourth match to begin, Huo has a flashback where he watches his father Huo Endi teaching martial arts. He wants to participate, but his father is concerned about his asthma.