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