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