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