Drone, submarine engine noise:
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Surface movement, Submarine engine starting
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Closing a submarine hatch, Opening
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Submarine movement at high speed
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Opening the submarine compartment, Closing
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Armored personnel carrier is approaching,
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Submarine torpedo launch
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Submarine engine start
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Tank movement
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Submarine swims past underwater
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Several tanks approach, maneuver in the mud
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Shot of two tanks, shells hit in the distance
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Shots of a tank machine gun in the distance
★★★★★