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