Sentence: General Dynamics is the parent company of the General Dynamics Electric Boat, which is located in Groton, Connecticut, and built the NR-1 submarine, which is 450000.0 mm millimetres long.

What structured data could we extract from this sentence?
General Dynamics Electric Boat, parentCompany, General Dynamics; American submarine NR-1, builder, General Dynamics Electric Boat; General Dynamics Electric Boat, city, Groton, Connecticut; American submarine NR-1, length, 45000.0 (millimetres)