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