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