This procedure is very complicated.

Linear programming is a part of operations research and is used to find the optimal solution.

Paying the urban planning tax is a citizen's duty.

The United Nations Environment Programme is providing solutions to global environmental problems.

His work depicts a world of surreality.

He is an expert in pomology and has contributed to the improvement of many fruit varieties.

I saw the Prunus serrulata flowers blooming in the park.

Yuu is hanging out the laundry.

He chose a character named Sen.

Mother laid out delicious dishes on the dining table.