Sn is Tin. and the suffix for Chlorine is nearly always Chloride. The (II) means the Tin [in a hypothetical situation where the compound was purely ionic] has an oxidation state of 2, or +2, (ie deficient of two electrons). Source: A2 Chemistry Student.
The chariot was built of pieces of wood which had been bent into the required shape possibly by immersing them in boiling hot water for several hours, bending them and then letting them dry. Various kinds of wood were used: elm, ash for the axles and sycamore for the foot board. The Egyptians knew two types of chariots.
The Colosseum was built in 10 years. the colliseum was built by hundreds/thousands of roman slaves/workers It is said that thousands of slaves built the Collosseum during the reign of Vespasian and his son Titus in 70 A.D to 82 A.D.he names 'Coliseum' and Colosseum' mistakenly were applied to the amphitheatre. Originally, there was a nearby colossal statue of Nero Claudius Caesar Augustus Germanicus [December 15, 37 - June 9, 1968].