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