Complex sentence: Some terracotta warriors wore no armour; it is suggested that these were conscripts playing the role of skirmishers or support troops for the chariots, they are armed with crossbows and usually placed at the front of the formations.
Split into simpler sentences: Some terracotta warriors wore no armour; it is suggested that these were conscripts playing the role of skirmishers or support troops for the chariots. They are armed with crossbows and usually placed at the front of the formations.