What is the fine-grained topic of the following text: The team successfully created and listed on the Milan Stock Exchange 2 SPACS: Industrial Stars of Italy (merged into LU-VE GROUP s.p.a. in 2015), Industrial Stars of Italy 2 (merged into SIT GROUP s.p.a. in 2017) and Industrial Stars of Italy 3. Only return the topic.
Creation and listing of SPACs on the Milan Stock Exchange by a team