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