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