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