Complex sentence: In March 1937, the Fédération Française de Rugby à XIII decided to establish rugby league in Toulouse, they bought the Arnauné stadium (Stade des Minimes) and formed Toulouse Olympique.
Split into simpler sentences: In March 1937, the Fédération Française de Rugby à XIII decided to establish rugby league in Toulouse. They bought the Arnauné stadium (Stade des Minimes) and formed Toulouse Olympique.