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