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