Complex sentence: In New York, Nancy met and married her first husband, Robert Gould Shaw II, a cousin of the Colonel Robert Gould Shaw who commanded the 54th Massachusetts Volunteer Infantry, on October 27,1897, when she was 18.
Split into simpler sentences: In New York, Nancy met her first husband, Robert Gould Shaw II, a cousin of the Colonel Robert Gould Shaw who commanded the 54th Massachusetts Volunteer Infantry. They were married in NYC October 27,1897, when she was 18.