Captain’s cabin, Morse code, negotiations on the walkie-talkie with the dispatcher:
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Motor boat sailing away
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Ferry gets to the docks
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Motor boat moves against the tide
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Tug moves
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Floats away, The boat starts
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Jet ski moves in the distance
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Trim trim, Boat
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Boat moving
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Jamming, starts, moves, The boat
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Motor boat will not start
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Exhaust from a spacecraft maneuvering engine
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Jamming, Jet ski approaching
★★★★★