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