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