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