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