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