How many episodes were written by Alexander Woo and directed by Scott Winant?
CREATE TABLE "table1_26493520_1" (
  "no_in_series" real,
  "no_in_season" real,
  "title" text,
  "directed_by" text,
  "written_by" text,
  "original_air_date" text,
  "u_s_viewers_million" text
);
SELECT COUNT("title") FROM "table1_26493520_1" WHERE "written_by"='Alexander Woo' AND "directed_by"='Scott Winant';