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