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