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