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