CONCEPTS: explode, firework, sky

GEN: yellow and red fireworks exploding in a dark sky

CONCEPTS: move, steam, track, train

GEN: A train moving down the track blows steam from its exahust

CONCEPTS: grass, ground, lean

GEN: Zebra eating grass while leaning over towards the ground.

CONCEPTS: explorer, light, piano, remain, rot

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