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