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