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Portal Walkthrough Chapter 1
Wait for the portals to open, then walk through them.
Pick the cube up and drop it on the button.
Wait for the orange portal to cycle to the cube, pick it up. When the portal cycles to the button, put the cube on it.
Wait for the door to open. Wait for gun to shoot blue portal. Grab portal gun. place blue portal on wall, walk through.
Place the blue portal on the wall and walk through. Place the blue portal near the exit and enter the orange portal.
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