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