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