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