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