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