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