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