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