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