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