Engine start, submarine movement:
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Maneuver in the mud, Several tanks approach
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Tank movement
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Submarine engine noise, Drone
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Engine start, submarine movement
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Submarine floats to the surface
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Submarine engine starting, surface movement
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Shots of a tank machine gun in the distance
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Closing a submarine hatch, Opening
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An armored personnel carrier approaches,
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Submarine torpedo launch
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Alarm, submarine alarm, alarm
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Submarine engine noise, water bubbles
★★★★★