input ---- Popul re casino game
output ---- Popul re casino game.
input ---- Opera shipped with truckloads of keyboard shortcuts the majority of which you could customize to your liking
output ---- Opera shipped with truckloads of keyboard shortcuts, the majority of which you could customize to your liking.
input ---- Russia photos of Russia Russia pictures Peterhof Palace photo travels
output ---- Russia, photos of Russia, Russia pictures, Peterhof Palace - photo travels
input ---- of with link to source
output ----
of , with link to source ..