Complex sentence: The foundation stone for the present school building was laid by the Chief Minister of West Bengal, Dr. Bidhan Chandra Roy on December 9,1957, and in March 1960, the senior school was transferred to the present building at 78, Syed Amir Ali Avenue.
Split into simpler sentences: The foundation stone for the present school building was laid by the chief minister of West Bengal, Dr. Bidhan Chandra Roy on December 9,1957. In March 1960, the senior school was transferred to the present building at 78, Syed Amir Ali Avenue.