** Only {{MapRoute|K|red}} is capable of damaging the submarine, but as it is right in front of an empty end node the submarine can be equipped with a Damage Control item and continue the sortie after {{MapRoute|K|red}} without consuming said item.
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** Only {{MapRoute|K|red}} is capable of damaging the submarine, but as it is right in front of an empty end node the submarine can be equipped with a Damage Control item and continue the sortie after {{MapRoute|I|red}} without consuming said item.