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