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