Complex sentence: Bob Jacques was a professional rugby league footballer who played in the 1900s, playing at club level for Wakefield Trinity (Heritage № 106), as a, i.e. number 3 or 4.
Split into simpler sentences: Bob Jacques was a professional rugby league footballer who played in the 1900s. He played at club level for Wakefield Trinity (Heritage № 106), as a, i.e. number 3 or 4.