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