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