Complex sentence: But only the name ship was actually laid down in Lorient Navy Yard, and as work was suspended during the war, ndlaunched in 1946, was completed only in 1956, on a totally different anti-aircraft cruiser design.
Split into simpler sentences: But only the name ship was actually laid down in Lorient Navy Yard. Work was suspended during the war, and, launched in 1946, was completed only in 1956, on a completely different anti-aircraft cruiser design.