CONCEPTS: base, operation, return, soldier, supply

GEN: a soldier is seen as she returns to her base after an operation to deliver supplies at their base

CONCEPTS: combine, harvest, wheat

GEN: harvesting wheat with a combine

CONCEPTS: glacier, helicopter, land

GEN: helicopter trying to land on a glacier

CONCEPTS: couple, fence, instructor, practice

GEN:
A couple of people practice fencing and a instructor tells them how to do it.