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