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