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