MOHAMMED OMER NEARLY a third of Somalia's parliamentary seats will be reserved for female lawmakers in an election next month, the prime minister said, a measure long demanded by women's rights campaigners in the Horn of Africa nation. While welcoming the announcement by Prime Minister Mohamed Hussein Roble, some women's groups cautioned that implementing the measure in time for the February 8 poll would be challenging and depended on the commitment of clan leaders. Somalia has been riven by civil war since 1991, and due to the fragile security situation, elections consist of clan delegates choosing members of parliament as…