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