Complex sentence: Takayama started surfing during his kindergarten year at Waikiki Beach on the South shore of Oʻahu, Hawaii, at 45 pounds, his 95 pound redwood surfboard was too heavy to carry home.
Split into simpler sentences: Takayama started surfing during his kindergarten year at Waikiki Beach on the south shore of Oʻahu, Hawaii. At 45 pounds, his 95 pound redwood surfboard was too heavy to carry home.