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