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