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