This is the 3755th most frequent Russian word.
художников
"Artists" (plural form).
In this sentence, the word "художников" is in the instrumental plural form of "художник" to describe the creators of the paintings.
Многие знаменитые картины написаны талантливыми художниками.
Many famous paintings are created by talented artists.
Here, "художников" is in the genitive plural form, indicating the association of the collection with the modern artists.
На выставке представлена коллекция работ современных художников.
At the exhibition, a collection of works by contemporary artists is presented.
In this example, "художников" is also in the genitive plural form to show the group with whom the encounter took place.