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