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