sentences:  Dance groups in tautoga (called hafa, a loanword referring to the halves of the dance group) can vary in number from 10 people to 100+ people, depending on availability of dancers and the scale of the event.The men and women usually arrange themselves in rows and in a rectangular shape, with men on one side, women on the other like the lakalaka, and also analogous to the Tongan dance, the most attractive and competent dancers stand in the front row centrally (this factor is referred to in Rotuman culture as "mạru") and these attributes decline over each row and column.Male and female dance styles differ greatly, although their actions are synchronised and use similar shapes to evoke the words and feelings of the music to which they are dancing.