"about math, research papers, science"

"白猫抱着老鼠它们是情侣，它们中间有一颗爱心"

"Police catch thief"

"西方巨龙，嘴里喷火"

"cute dog with pointy ears"

"Alien with a light beam"

"Robot with a flamethrower"

"Viking warrior with an axe"

"Steampunk goggles"

"Magic spell book"