l-ʔaxu w-ʔuxt-uh -ʕaawanu maʕ ʔabuu-hum {  /  /  munfaṣil }.
the-brother.NOM and-sister-his.NOM -helped with father-their.GEN  together.ACC  in-the-turn.GEN  in-manner.GEN separate.GEN
The brother and his sister helped their father {together/taking turns/separately}.