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