Bident Jupiter (also known as Jove, Etruscan Tinia), the trident or bident thus represents a forked lightning bolt. In ancient Italy, thunder and lightning were read as signs of divine will, wielded by the sky god Jupiter in three forms or degrees of severity (see "manubia"). The Romans drew on Etruscan traditions for the interpretation of these signs. A tile found at Urbs Salvia in Picenum depicts an unusual composite Jove, "fairly bristling with weapons": a lightning bolt, a bident, and a trident, uniting the realms of sky, earth, and sea, and representing the three degrees of ominous lightning (see also
2 in 8 with double base human tower and it needs technical and equilibrated castellers to complete it. It is considered the third most difficult tower of 8 levels, after the 4 in 8 and the 3 in 8, and the first of the high range of 8, followed by the 7 in 8 and 5 in 8. Until 2014, 22 groups of castellers have attempted this tower and all of them have completed it. It has been completed by Colla Vella dels Xiquets de Valls, Nens del Vendrell, Castellers de Vilafranca, Colla Joves Xiquets de Valls, Minyons de Terrassa, Colla Jove Xiquets de Tarragona, Xiquets