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