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