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