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