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