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