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