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