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