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