sawing or trontza, traditional navarrese and basque country sport

area audience basque basques buck centimeters competition competitor country cut design double endurance faster fermines festival focus ground handle hard herri high horizontally human iron kirolak lashing leg log misery navarrese outdoors pamplona people physical power public pulling pushing rings rural sawblade sawdust sawing sawyers selective shavings space spectators speed sport sports stand straps strength stroke technique thick tooth traditional traditions trees trontza trunk two twoman vertical wedges whip wood work young