Your goal is to find the secret four-color code. The following colors are possible: white, pink, brown, black, purple, green.
Some guesses have already been made. I will provide feedback for each guess made with which it is possible to unambigiously determine the secret code.

Previous Guesses:
Guess: ['green', 'white', 'pink', 'brown']. Hint: three colors are in the secret code but in the wrong positions.
Guess: ['white', 'pink', 'black', 'pink']. Hint: two colors are in the correct positions.
Guess: ['white', 'pink', 'purple', 'green']. Hint: two colors are in the correct positions and two colors are in the secret code but in the wrong positions.
Guess: ['white', 'pink', 'green', 'purple']. Hint: one color is in the correct position and three colors are in the secret code but in the wrong position.
A B C D
purple, black, pink, white white, green, purple, pink purple, black, green, brown purple, purple, white, white