CREATE TABLE table_45496 ("Companion  ( in order from star ) " CLOB, "Mass" CLOB, "Semimajor axis  (  AU  ) " CLOB, "Orbital period  (  s day  ) " CLOB, "Eccentricity" CLOB, "Inclination" CLOB)

What inclination has a semimajor axis of 20 au?
SELECT "Inclination" FROM table_45496 WHERE "Semimajor axis ( AU )" = '20 au'
SELECT "Inclination" FROM "table_45496" WHERE "Semimajor axis ( AU )" = '20 au'