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