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