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