Gamelan outside Indonesia Seni Tari Indonesia di Nederland ) plays Javanese Traditional Karawitan dan Dance. The Polish band - Warsaw Gamelan Group - is perhaps the only band in this part of Europe that plays Indonesian music. WGG specialises in music from central Java. There are two Javanese gamelans in Portugal, one in Lisbon, at Fundação do Oriente and another in Oporto at Casa da Música. Besides being used for traditional Javanese music, the gamelan at Casa da Musica has been at the centre of very innovative projects, including the development of a Robotic Gamelan. Inspired by the ideas of gamelan collective practice,
Gamelan Surakarta bonang panembung. A typical performance ensemble includes a female vocal soloist (pesinden) and male chorus (gerongan); in certain passages, the singers clap rhythmically (keplok). In Yogyakarta, there is a tendency to have more sarons of each register and it is more likely that the bonang panembung will be present. An archaic instrument, the celuring, a set of struck bells is found only on a few gamelan in the Yogyakarta Kraton and is played in place of the saron panerus. The Solonese style is often considered more refined (or "alus") than Yogyanese style. One specific difference is in saron peking playing;