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