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