Answer:
Once you have it, you want to share it. Once you share it, you donβt have it. What is it?
It is where kings, queens, knights and bishops go to war together.
Long and thin, red within, with a nail at the end.
When this is found in a road you are forced to make a decision.
What occurs four times in every week, twice in every month, only once in a year but never in a day?
I am a room that has a roof but no walls. What am I?