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