Add punctuation to the following sentence: Three boats got 3 x 260 HPengines two boats 1 x 260 HP on the middle shaft 2 x 210 HP on the outer shafts Notwithstanding the boats were too small since they had originally been constructed for the operation off the Flandres coats
Three boats got 3 x 260 HP-engines, two boats 1 x 260 HP on the middle shaft, 2 x 210 HP on the outer shafts. Notwithstanding the boats were too small, since they had originally been constructed for the operation off the Flandres coats.