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