Task: Question Answering
Input (English): Easy bookshelf.
Output (English): Two planks of wood, 4 concrete bricks. Place 2 concrete bricks on the floor, as far apart as the planks are long. Place one plank resting on these 2 bricks. Place the next 2 concrete bricks on top, and place the 2nd plank on top. Voila, a sturdy easy book shelf.