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