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