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