CREATE TABLE "table_4_early_o_s_n_monopoly_boats" (
  "name" text,
  "type" text,
  "year_built" real,
  "where_built" text,
  "initial_owners" text
);

Question: Where was something built earlier than 1858?
SQL: SELECT "where_built" FROM "table_4_early_o_s_n_monopoly_boats" WHERE "year_built"<1858;

Question: What was built in 1857?
SQL: SELECT "name" FROM "table_4_early_o_s_n_monopoly_boats" WHERE "year_built"=1857;

Question: Who were the initial owners of Wasco in 1858?
SQL: SELECT "initial_owners" FROM "table_4_early_o_s_n_monopoly_boats" WHERE "year_built"=1858 AND "name"='wasco';

Question: What was the type of boat built in Port Blakeley
SQL: SELECT "type" FROM "table_4_early_o_s_n_monopoly_boats" WHERE "where_built"='port blakeley';