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