CONCEPTS: mountain, run, skier

GEN: A slalom skier crashes many gates coming down the mountain on their run

CONCEPTS: boat, spend, time

GEN: Two people are spending good time in their boat.

CONCEPTS: maple, sway, wind

GEN: red maple leaves sway in the wind

CONCEPTS: air, clank, dissolve, recede, roar

GEN:
The roar of his engine and clank of his chains recede as the biker gradually dissolves into thin air.