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