Question: The Johann Strauss Orchestra was founded by André Rieu in 1987, it has performed regularly with guest musicians and singers such as which Brazilian operatic soprano?
Sentence (from "Johann Strauss Orchestra"): By 2008 the orchestra had expanded to 43 members and has performed regularly with guest musicians and singers such as Carla Maffioletti, Mirusia Louwerse, Carmen Monarcha and the Platin Tenors.
Relevant evidence: Yes