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