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