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