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