CREATE TABLE table_27958 ("meas. num." FLOAT, "passed" TEXT, "YES votes" FLOAT, "NO votes" FLOAT, "% YES" TEXT, "Const. Amd.?" TEXT, "type" TEXT, "description" TEXT)

What is the measure number for the bill described as obscenity and sexual conduct bill?
SELECT "meas. num." FROM table_27958 WHERE "description" = 'Obscenity and sexual conduct bill'
SELECT "meas. num." FROM "table_27958" WHERE "description" = 'Obscenity and sexual conduct bill'