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