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