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