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