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