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