CREATE TABLE table_70452 ("Year" FLOAT, "Chassis" TEXT, "Engine" TEXT, "Tyres" TEXT, "Points" FLOAT)

Name the average points for dallara 3087 lola t88/50 and year before 1988
SELECT AVG("Points") FROM table_70452 WHERE "Chassis" = 'dallara 3087 lola t88/50' AND "Year" < '1988'
SELECT AVG("Points") FROM "table_70452" WHERE "Chassis" = 'dallara 3087 lola t88/50' AND "Year" < '1988'