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