The cherry blossom front has moved north, and spring has come to our town.

He left Sacramento behind and set out on a new journey.

After he left Sacramento, he moved to Tokyo to start a new life.

He used an old term, '来桜', meaning a visit to Sacramento.

He once came to Sacramento.

Sakura tree inner bark is often used in the production of traditional crafts.

I saw an eagle owl in the park.

Kimiko is my best friend.

Understanding the algorithm of the regression tree is difficult.

A decision tree is a part of machine learning and a model for classifying or regressing data.