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