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