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