Complex sentence: York decided to move to Bootham Crescent due to Fulfordgate being relatively inaccessible, which had been vacated by York Cricket Club in 1932, and Fulfordgate was sold and developed as a building site and Eastward Avenue currently lies at the ground's former location.
Split into simpler sentences: York decided to move to Bootham Crescent, which had been vacated by York Cricket Club in 1932, as Fulfordgate was relatively inaccessible. The ground was sold and developed as a building site, and Eastward Avenue now lies at its former location.