Task: Program Execution
Input (English): w, x, w, q, x
Output (English): [['w', 'x', 'w', 'q'], ['w', 'x', 'w', 'x'], ['w', 'x', 'q', 'x'], ['w', 'w', 'q', 'x'], ['x', 'w', 'q', 'x']]