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