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