Gamelan construction of musical instruments, as well as scheduling performances at the court. In the palaces of Java the oldest known ensembles, Gamelan "Munggang" and "Gamelan Kodok Ngorek", are apparently from the 12th century. These formed the basis of a "loud style" of music. In contrast, a "soft style" developed out of the "kemanak" tradition and is related to the traditions of singing Javanese poetry, in a manner often believed to be similar to the chorus that accompanies the modern "bedhaya" dance. In the 17th century, these loud and soft styles mixed, and to a large extent the variety of modern
Gamelan in Central Javanese villages. Gamelan is also related to the Filipino "kulintang" ensemble. The variety of gamelan can befound in over 25 countries outside Indonesia, presenting both traditional and experimental repertoire. In oral Javanese culture distinctions are made between complete or incomplete, archaic and modern, and large standard and small village gamelan. The various archaic ensembles are distinguished by their unique combinations of instruments and possession of obsolete instruments such as the bell-tree ("byong") in the 3-toned "gamelan kodhok ngorek". Regionally variable village gamelan are often distinguished from standard gamelan (which have the "rebab" as the main melodic instrument) by