(v1, vt)to distinguish; to recognize; to recognise; to tell apart; to differentiate (both figuratively and visually)
彼と彼の兄を見分けるのは簡単だ。 It is easy to tell him from his brother.
to identify (whether an object is positive or negative in some aspect); to know the difference between something of superior and inferior quality (on sight or figuratively)
ケリーは良質な英語を見分ける目がある。 Kelly has an eye for good English.