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