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