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