CREATE TABLE table_48183 ("Year" FLOAT, "Entrant" CLOB, "Chassis" CLOB, "Engine" CLOB, "Points" CLOB)

What engine has the Mercedes AMG Petronas f1 team, and 93 points?
SELECT "Engine" FROM table_48183 WHERE "Entrant" = 'mercedes amg petronas f1 team' AND "Points" = '93'
SELECT "Engine" FROM "table_48183" WHERE "Entrant" = 'mercedes amg petronas f1 team' AND "Points" = '93'