Here's what the accommodating en dash is used for:
1. To indicate a range of time, numbers, or dates.
The anti-drug assembly for grades 11–12 will take place in the gym from 2:00–3:00 p.m.
2. To show conflict.
At the ice cream shop where Rosario works, the chocolate–vanilla debate takes place on a daily basis.
3. To show connection.
Tim Burton and Johnny Depp have made several movies together, and many film fans agree that the Burton–Depp collaboration has yielded some of cinema's most memorable characters.
4. To show direction.
While Interstate 4 technically runs east–west through central Florida, a quick look at a map show that it really runs more north–south.
5. Sports scores.
After the Bruins beat the Penguins 3–1, my friend called her cousin in Pittsburgh to gloat.