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