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