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