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