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