そば（そば）— beside; nearby
学校 の そば に 図書館 が あります。
There’s a library near the school.
そばそば
beside; nearby
そば
accent [1]In detail
Words
学校gakkouschool
のno(links the place to its nearby area)
そばsobanearby area
にni(location marker)
図書館toshokanlibrary
がga(marks what is present)
ありますarimasuexists; is present
そば refers to being close beside something. It sounds like そば, the buckwheat noodles; the surrounding words tell you which meaning fits.
Coco-sensei