War, gunfight, tank shot:
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Submarine movement at high speed
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Expects,, Armored personnel carrier starts
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An armored personnel carrier approaches,
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Opening, closing the hatch of a submarine
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Tank drives by
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Water bubbles, Submarine engine noise
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Submarine torpedo launch (slow with
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Sonar submarine
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Tank machine gun shots
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Submarine engine start
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Drone, submarine engine noise
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Surface movement, Submarine engine starting
★★★★★