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