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