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