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