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