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