CREATE TABLE web_client_accelerator (id VARCHAR, name VARCHAR)
CREATE TABLE accelerator_compatible_browser (accelerator_id VARCHAR, browser_id VARCHAR)
CREATE TABLE browser (name VARCHAR, id VARCHAR)

List the names of the browser that are compatible with both 'CACHEbox' and 'Fasterfox'.
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'
SELECT "T3"."name" FROM "web_client_accelerator" AS "T1" JOIN "accelerator_compatible_browser" AS "T2" ON "T1"."id" = "T2"."accelerator_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 "T1"."id" = "T2"."accelerator_id" JOIN "browser" AS "T3" ON "T2"."browser_id" = "T3"."id" WHERE "T1"."name" = 'Fasterfox'