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