What are the names of projects that require more than 300 hours, and how many scientists are assigned to each?
SELECT count(*) ,  T1.name FROM projects AS T1 JOIN assignedto AS T2 ON T1.code  =  T2.project WHERE T1.hours  >  300 GROUP BY T1.name
SELECT count(*) ,  T1.name FROM projects AS T1 JOIN assignedto AS T2 ON T1.code  =  T2.project WHERE T1.hours  >  300 GROUP BY T1.name
[{'count(*)': 2, 'Name': 'A Silver-Cleaning Battery'}, {'count(*)': 1, 'Name': 'Aerodynamics and Ice Hockey'}, {'count(*)': 3, 'Name': 'Build Your Own Telescope'}, {'count(*)': 1, 'Name': 'Juicy: Extracting Apple Juice with Pectinase'}]