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