"about math, research papers, science"

"Kiss marks"

"Black cat with leaf on head"

"特朗普在玩滑板"

"西欧神话中的大阳神"

"海盗船长和他的鹦鹉"

"Alien with a teleportation device"

"Haunted windmill"

"Wizard with a cauldron"

"Viking with a warhammer"

"Alien with big eyes"

"Alien with multiple eyes"