Than-Bauk has Burmese origins, it has three lines, each with four syllables. It has a falling or climbing rhyme. 1st line 4th syllable, 2nd line 3rd syllable and 3rd line 2nd syllable.
Based on a re-curing childhood nightmare. My Father died from wounds received during the war when I was just 10 months old and I never knew him. That fact has always haunted me.