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