[2]: Act 1. : conclusion ; Act 2. : scene 1. (part 1-2) / Puccini
[2]: Act 2 : conclusion ; Act 3 : part 1 / Mozart
[3]: Act 2 : scene 2 (concl.), scene 3, scene 4 ; Act 2 : finale : scene 5
[3]: Act 2. : scene 1. conclusion, scene 2. / Puccini
[3]: Act 3 (Concl.) ; Act 4
[3]: Act 3 : conclusion ; Act 4 / Mozart