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