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