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