Complex sentence: She entered the National Defense Reserve Fleet at nearby Beaumont, where she remained until sold for commercial use in 1968 to Hudson Waterways Corporation of New York and rebuilt as a 13,489 gross ton container ship by Maryland Shipbuilding & Dry Dock Co. in Baltimore.
Split into simpler sentences: She entered the National Defense Reserve Fleet at nearby Beaumont, where she remained until sold for commercial use in 1968 to Hudson Waterways Corporation of New York. She was rebuilt as a 13,489 gross ton container ship by Maryland Shipbuilding & Dry Dock Co. in Baltimore.