6 | ship lacks capability torp
18 | target doesn't exist
23 | ship lacks capability sub-torp
26 || torpedo launched at nothing (shells consumed)
31 | odd: torpedo sighted anyway
35 || torpedo launched at helpless target
36 | range 0, surface to submarine, vis>5, 90% chance
38 | range 1, submarine to surface, vis 5, 45% chance
43 | range 1, surface to surface, vis>5, 45% chance
48 | likewise, to submarine
53 | range 2, submarine to submarine, vis 3, 36% chance
59 || torpedo launched at armed target
60 | lone pt, dd#60/af#61/bb#65 and maybe dd#66/sb#67 (50% chance) defend,
61 | pt sunk before launch
63 | odd: af defends with torpedo
64 | odd: fort and hat and allied dd do nothing
65 | 4pt, same defense, half damage, #3 sinks target
68 | lone sb, af#61 and maybe dd#66 (50% chance) defend
70 | 4sb, same defense, half damage, #3 sinks target
73 | submarine at own ship