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