CONCEPTS: city, festival, pedestrian, walk

GEN: pedestrians walk past festival attached to iron railings on a city

CONCEPTS: come, end, summer

GEN: monarch butterflies migrate to warmer climates as summer comes to an end .

CONCEPTS: action, country, session

GEN: footballer in action during a training session ahead of round of match against country .

CONCEPTS: explorer, light, remain, rot, shine

GEN:
One of the robotic explorer shines its lights on the rotted remains of a grand piano.