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