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