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