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