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