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