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