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