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