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