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