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