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