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