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