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