Thus, strong pass systems are classified as HUM and allowed only on competitions of Bermuda Bowl/Venice Cup level, with additional provisions that the pair playing HUM method must submit their convention cards in advance, and their team loses the right to choose the opponents (i.e. they must seat first and let the opposing team select the lineup).
Strong Medicine | Khyber Pass | mountain pass | Four Year Strong | Elephant Pass | Joe Pass | Brenner Pass | Augustus II the Strong | Simplon Pass | Tara Strong | White Pass and Yukon Route | Tom Strong | Strong Poison | Stampede Pass | Maloja Pass | Usui Pass | Strong's Concordance | Strong Bad | Slip Stitch and Pass | Mountain pass | Mont Cenis Pass Railway | Little St Bernard Pass | Grants Pass, Oregon | William Duncan Strong | Strong-billed Honeyeater | Strong AI | Second Battle of Elephant Pass | Eagle Pass, Texas | Eagle Pass | Donner Pass |
Strong pass systems are mostly banned by World Bridge Federation and other governing organizations from all competitions except the highest-level ones, because opponents cannot be reasonably expected to cope with such an unusual approach.