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