Question: Who is the owner/operator of the line from Kambalda to Esperance?
SQL: SELECT "Owner/operator" FROM "2-17918238-1" WHERE "From/to" = 'Kambalda to Esperance';

Question: What is the name of the line from Karratha to Port Hedland?
SQL: SELECT "Name (year commissioned)" FROM "2-17918238-1" WHERE "From/to" = 'Karratha to Port Hedland';

Question: What is the maximum diameter of the Mid West Gas Pipeline (1999)?
SQL: SELECT "Maximum diameter" FROM "2-17918238-1" WHERE "Name (year commissioned)" = 'Mid West Gas Pipeline (1999)';

Question: Who is the owner operator who has license number PL 59?
SQL: SELECT "Owner/operator" FROM "2-17918238-1" WHERE "Licence number" = 'PL 59';

Question: What is the license number where the maximum diameter is 400 mm?
SQL: SELECT "Licence number" FROM "2-17918238-1" WHERE "Maximum diameter" = '400 mm';

Question: What is the name where the license number is PL 22?
SQL: SELECT "Name (year commissioned)" FROM "2-17918238-1" WHERE "Licence number" = 'PL 22';