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