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