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