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