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