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