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