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