Complex sentence: Iyer's arrest only inspired people to invent ways to help the marchers without getting caught: food packets were found tied to branches of road-side trees, and when the group rested by the Cauvery riverbank, they found indicators where huge food containers were buried.
Split into simpler sentences: Iyer's arrest inspired people to invent ways to help the marchers without getting caught. Food packets were found tied to branches of roadside trees, and when the group rested by the Cauvery riverbank, they found indicators where huge food containers were buried.