Complex sentence: The sports federations saw the need to work in a coordinated fashion at the beginning of 1933 and a commission was created to elaborate the constitution of a new entity that would represent Catalan federated sports.
Split into simpler sentences: The sports federations saw the need to work in a coordinated fashion at the beginning of 1933. An commission was created to elaborate the constitution of a new entity that would represent Catalan federated sports.