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