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