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