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