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