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