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