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