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