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