クミは犬が大好きな少女です。

くみは犬が大好きな少女です。

Kumi is the girl who likes dogs.

クミは犬(いぬ)が大好(だいす)きな少女(しょうじょ)です。

Kumi wa inu ga daisukina shōjo desu.

組 (くみ)

set (of items); group (of people); class (of students); company (esp. construction); family (i.e. mafia); team; typesetting; composition

は (は)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

犬 (いぬ)

dog (Canis (lupus) familiaris); snoop (i.e. a detective, a spy, etc.); loser; asshole; counterfeit; inferior; useless; wasteful

が (が)

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

大好き (だいすき)

loveable; very likeable; like very much

少女 (しょうじょ、おとめ)

little girl; maiden; young lady; female usually between 7 and 18 years old

です (です)

be; is

Readings: ケン、いぬ、いぬ-

Meaning: dog

Readings: ダイ、タイ、おお-、おお.きい、 -おお.いに

Meanings: large, big

Readings: コウ、この.む、す.く、よ.い、い.い

Meanings: fond, pleasing, like something

Readings: ショウ、すく.ない、すこ.し

Meanings: few, little

Readings: ジョ、ニョ、ニョウ、おんな、め

Meanings: woman, female