Following " Elephants Dream " , " Big Buck Bunny " , " Sintel " , and " Tears of Steel " , the short movie is the fifth movie project from the Blender Foundation .
Head entity: sintel Q925587 13
Tail entity: big buck bunny Q282456 7 8 9
Relation (head \u2192 tail): P156
Inverse relation (tail \u2192 head): P155