I divided three parts for the solution.
Part 1. Back to the One.
Part 2. Back to the same color
Part 3. Square-1 parity and special move
Below are the note for solving the Square-1 puzzle.
Step 3: Orient Edge
Step 4: Corner Permutation
Step 5: Edge Permutation
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| Sqaure-1 : OE, CP, EP,
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