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