Minor adjustments
Move an ordinary chair exactly 17 centimetres and document the result.
Official instructions
Choose your own lightweight, empty chair on a clear, level floor. Measure and move it 17 centimetres without straining, scratching the floor or blocking a route. Photograph the final position with a ruler. Ask for help if needed. Return the chair afterwards if its new location is inconvenient.
The Constitution applies. Without exception.
No danger, harassment, damage or unwilling participants. Respect private information and animal autonomy. Stop if safety or consent is in doubt.
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