List the names of the browser that are compatible with both 'CACHEbox' and 'Fasterfox'.
create table accelerator_compatible_browser (accelerator_id varchar, browser_id varchar, PRIMARY KEY (accelerator_id)); create table web_client_accelerator (id varchar, name varchar, PRIMARY KEY (id)); create table browser (name varchar, id varchar, PRIMARY KEY (name))
select t3.name from web_client_accelerator as t1 join accelerator_compatible_browser as t2 on t2.accelerator_id = t1.id join browser as t3 on t2.browser_id = t3.id where t1.name = 'cachebox' intersect select t3.name from web_client_accelerator as t1 join accelerator_compatible_browser as t2 on t2.accelerator_id = t1.id join browser as t3 on t2.browser_id = t3.id where t1.name = 'fasterfox'