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