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