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