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