Your goal is to find the secret four-color code. The following colors are possible: brown, pink, white, purple, black, red.
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: ['purple', 'white', 'black', 'pink']. Hint: three colors are in the secret code but in the wrong positions.
Guess: ['brown', 'pink', 'purple', 'purple']. Hint: one color is in the correct position and one color is in the secret code but in the wrong position.
Guess: ['black', 'brown', 'white', 'purple']. Hint: two colors are in the correct positions.
Guess: ['pink', 'red', 'white', 'purple']. Hint: two colors are in the correct positions and one color is in the secret code but in the wrong positions.
A B C D
black, red, pink, purple purple, purple, red, red white, white, purple, purple black, brown, brown, pink