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