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