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