Your goal is to find the secret four-color code. The following colors are possible: blue, white, green, yellow, red, black.
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', 'black', 'red', 'green']. Hint: three colors are in the secret code but in the wrong positions.
Guess: ['blue', 'green', 'yellow', 'yellow']. Hint: three colors are in the secret code but in the wrong positions.
Guess: ['green', 'yellow', 'blue', 'red']. 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
blue, red, red, black yellow, red, white, red yellow, blue, yellow, red black, yellow, green, blue