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