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