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