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