CREATE TABLE "1910_general_election" (
  "meas_num" real,
  "passed" text,
  "yes_votes" real,
  "no_votes" real,
  "pct_yes" text,
  "const_amd" text,
  "type" text,
  "description" text
);

Question: How many type classifications are given to the measure with the description, calling convention to revise state constitution? 
SQL: SELECT COUNT("type") FROM "1910_general_election" WHERE "description"='Calling Convention to revise State Constitution';

Question: What is the yes percentage in the measure that had 35270 yes votes? 
SQL: SELECT "pct_yes" FROM "1910_general_election" WHERE "yes_votes"=35270;

Question: Was the constitution amended for the measure with description , to annex part of Washington county to multnomah? 
SQL: SELECT "const_amd" FROM "1910_general_election" WHERE "description"='To Annex Part of Washington County to Multnomah';