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