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