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