The video shows a puzzle solution for 'ESCAPE TIME - Level 114'. First, a code '5613' is revealed and entered into a keypad. This unlocks a box with a liquid-sorting game. The instructions are to 'Arrange the liquids by color by pouring only the same colors over each other.' The player then proceeds to pour colored liquids between test tubes until each tube contains only a single color.
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The key to solving the liquid-sorting puzzle is to pour only the same colors over each other until each test tube contains a single color.