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