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