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