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