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