Complex sentence: In December 2002 the Asociación Mundial de Futsal (AMF) was founded, currently composed by 40 national federations affiliated and three continental bodies, one of which was FIFS.
Split into simpler sentences: In December 2002, the Asociación Mundial de Futsal (AMF) was founded. It is currently composed of 40 national federations and three continental bodies, one of which was FIFS.