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