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