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