CREATE TABLE table_19903 ("Series Ep." CLOB, "Episode" FLOAT, "Netflix" CLOB, "Segment A" CLOB, "Segment B" CLOB, "Segment C" CLOB, "Segment D" CLOB)

What is the netflix episode number where Segment D is high-performance engines?
SELECT "Netflix" FROM table_19903 WHERE "Segment D" = 'High-Performance Engines'
SELECT "Netflix" FROM "table_19903" WHERE "Segment D" = 'High-Performance Engines'