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