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