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