Functions are related by two plot factors or turning points, with the first turning point connecting Act I to Act II, and the next connecting Act II to Act III. The conception with the three-act framework has long been attributed to American screenwriter Syd Industry who explained plot composition in https://www.farukhnagarplots.com/how-farukhnagar-and-pataudi-are-becoming-key-real-estate-destinations-in-2025/