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