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