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