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