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