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