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