blaa.command :si do |similar|
        similar.flag :ssrc, :default_value => nil, :arg_name => 'string', :desc => '3-letter ISO 693-3 source language code (Required)'
        similar.flag :star, :default_value => nil, :arg_name => 'string', :desc => '3-letter ISO 693-3 source language code (Required)'
        similar.action do |global_options, options, args|
            if args.length > 1