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