Complex sentence: The St. James Conference (also Round-Table-Conference or London Conference) was a conference on the partition of Palestine on February 7-March 17,1939 at St James's Palace in London.
Split into simpler sentences: The St. James Conference (also Round-Table-Conference or London Conference) was a conference on the partition of Palestine. It took place on February 7-March 17,1939 at St James's Palace in London.