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