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