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