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