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