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