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