With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Lyme disease's most common sign of infection is irritability.
text_B: Chloris is a widespread genus of plants in the grass family , known generally as windmill grass or finger grass .. grass family. Poaceae. Chloris. Chloris. The genus is found worldwide , but especially in the tropical and subtropical regions , and more often in the Southern Hemisphere .. Southern Hemisphere. Southern Hemisphere. The species are variable in morphology , but in general the plants are less than half a meter in height .. They bear inflorescences shaped like umbels , with several plumes lined with rows of spikelets .. spikelets. raceme. The genus was named for Chloris of Greek myth , a figure associated with flowers and spring .. Chloris. Chloris. Species. formerly included. species now considered better suited to other genera  : Aegopogon Austrochloris Bouteloua Chondrosum Chrysochloa Ctenium Cynodon Dactyloctenium Daknopholis Disakisperma Eleusine Enteropogon Eustachys Gymnopogon Harpochloa Leptochloa Oxychloris Pseudopogonatherum Schoenefeldia Tetrapogon Trichloris. Aegopogon. Aegopogon. Austrochloris. Austrochloris. Bouteloua. Bouteloua. Chondrosum. Chondrosum. Chrysochloa. Chrysochloa. Ctenium. Ctenium. Cynodon. Cynodon. Dactyloctenium. Dactyloctenium. Daknopholis. Daknopholis. Disakisperma. Disakisperma. Eleusine. Eleusine. Enteropogon. Enteropogon. Eustachys. Eustachys. Gymnopogon. Gymnopogon. Harpochloa. Harpochloa. Leptochloa. Leptochloa. Oxychloris. Oxychloris. Pseudopogonatherum. Pseudopogonatherum. Schoenefeldia. Schoenefeldia. Tetrapogon. Tetrapogon. Trichloris. Trichloris
not_related.