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