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