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