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