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