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