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