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