Complex sentence: Yamada Nagamasa (Japanese: 山田長政 "Yamada Nagamasa"; 1590--1630) was a Japanese adventurer who gained considerable influence in Thailand at the beginning of the 17th century and became the ruler of the Nakhon Si Thammarat province in southern Thailand.
Split into simpler sentences: Yamada Nagamasa (Japanese: 山田長政 "Yamada Nagamasa"; 1590--1630) was a Japanese adventurer who gained considerable influence in Thailand at the beginning of the 17th century. He became the ruler of the Nakhon Si Thammarat province in southern Thailand.