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