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