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