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