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