YOU SAID:
I like to eat crabs by the beach while my brother surfs on a wooden surf board made of wood
INTO JAPANESE
兄が木でできた木製のサーフボードでサーフィンをしている間、私はビーチでカニを食べるのが好きです
BACK INTO ENGLISH
I like to eat crabs on the beach while my brother is surfing on a wooden surfboard made of wood
INTO JAPANESE
兄が木でできた木製のサーフボードでサーフィンをしている間、私はビーチでカニを食べるのが好きです
BACK INTO ENGLISH
I like to eat crabs on the beach while my brother is surfing on a wooden surfboard made of wood
That didn't even make that much sense in English.