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