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