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