The cueball in on the head spot. The 10 and 11 ball are straight in line on the head string with a tiny gap about the width of a piece of paper between them and the cueball. The shot is to make the one ball without touching the 10 or 11 balls. Hint: The shot is straight ahead with a level cue.
If you know the trick, you can make it easily.
If you know the trick, you can make it easily.