BePuzzled HEXAGON Hanayama Cast Metal Brain Teaser Puzzle (Level 4)

Hanayama's Hexagon puzzle may look like a simple set of three hexagonal shaped pieces inside of a frame, but in reality it's a devious puzzle only for the serious solver. To solve, slide the pieces around in the frame and try to free them. Once you've solved the puzzle, the challenge continues - can you put it back together again? This puzzle was designed by Mine Uyematsu, with the theme go around in mind.