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