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