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