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