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