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