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