CREATE TABLE CHARACTERISTICS (characteristic_id VARCHAR, characteristic_name VARCHAR)
CREATE TABLE products (product_id VARCHAR, color_code VARCHAR)
CREATE TABLE ref_colors (color_code VARCHAR, color_description VARCHAR)
CREATE TABLE product_characteristics (product_id VARCHAR, characteristic_id VARCHAR)

Find the name of the products that have the color description 'red' and have the characteristic name 'fast'.
SELECT product_name FROM products AS t1 JOIN product_characteristics AS t2 ON t1.product_id = t2.product_id JOIN CHARACTERISTICS AS t3 ON t2.characteristic_id = t3.characteristic_id JOIN ref_colors AS t4 ON t1.color_code = t4.color_code WHERE t4.color_description = "red" AND t3.characteristic_name = "fast"
SELECT "product_name" FROM "products" AS "t1" JOIN "product_characteristics" AS "t2" ON "t1"."product_id" = "t2"."product_id" JOIN "ref_colors" AS "t4" ON "red" = "t4"."color_description" AND "t1"."color_code" = "t4"."color_code" JOIN "CHARACTERISTICS" AS "t3" ON "fast" = "t3"."characteristic_name" AND "t2"."characteristic_id" = "t3"."characteristic_id"