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