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