|  | How to make a quadruple origami leaf III(page 14) |  | 
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 | 25. Apply the set of "nail-folds" of the step #24. 
 The paper has a concave-up shape which looks like a upside-down "U". 
 Prepare to push four circular regions. | 
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 | 26. Push four circular regions of the step #25. 
 The paper now has the "U" shape. 
 Prepare to turn the paper over. |