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