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