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