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