Complex sentence: In contrast to the Malay's hypothesis, a majority of the non-Malays remained, thus proving their allegiance to Malaya, which is the ancestor of modern-day non-Malay Malaysian.
Split into simpler sentences: In contrast to the Malay's hypothesis, a majority of the non-Malays remained, thus proving their allegiance to Malaya. They are the ancestor of modern-day non-Malay Malaysian.