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