Yes, what are the captains names
select t1.name from captain as t1
Who is the youngest captain?
select t1.name from captain as t1 order by t1.age limit 1
Yes the name of the ship of Captain Henry
select t1.name from ship as t1 join captain as t2 on t1.ship_id = t2.ship_id where t2.name like '%henry%'
Which is the ship of Captain Henry Dumaresq?
select t1.name from ship as t1 join captain as t2 on t1.ship_id = t2.ship_id where t2.name like '%henry dumaresq%'