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