Puzzle: Hanayama: Square Lvl 6

This puzzle consists of 4 pieces that are combined to form a square.… Will you be able to take it apart? What’s more, these pieces have a secret: each time their arrangement is changed when recreating the original shape, the solution changes. Are you up to the challenge of completely solving the riddle of this square? The theme of this puzzle is "orientation." Created by Finland’s Vesa Timonen. Hanayama is known worldwide for challenging puzzles and quality manufacturing. Can you take the pieces apart, then put them back together again? Hanayama cast metal brain teasers have 6 levels of difficulty, and each puzzle is Mensa-rated. Level 6 puzzles are considered very difficult by most puzzlers.