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