What are the names of mountains in the area?
select name from mountain
How many of these have a height above 5000?
select count ( name ) from mountain where height > 5000
What are the names of these mountains?
select name from mountain where height > 5000
Which of these 3 mountains is the tallest?
select name from mountain where height > 5000 and prominence > 1000 order by height desc limit 1