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