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