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