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