Question: Name the Rank of Rank Mountain Peak of Crested Butte PB?
SQL: SELECT "Rank" FROM "2-1790790-1" WHERE "Mountain Peak" = 'Crested Butte PB';

Question: Name the Prominence of the Mountain Peak of Matchless Mountain PB?
SQL: SELECT "Prominence" FROM "2-1790790-1" WHERE "Mountain Peak" = 'Matchless Mountain PB';