Generate a topic word for the given sentence. A topic word is usually the name of a person, place, animal, concept or object the sentence is focusing on.

malva is a genus of about 25-30 species of plants commonly called mallows.
malva

someo is a village and former municipality of the district of vallemaggia in the canton of ticino in switzerland.
someo

skagit valley is a valley in washington in the united states.

skagit valley