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