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