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