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