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