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