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