 Von Kressenstein succeeded in withdrawing his battered force from a potentially fatal situation ; both his advance to Romani and the withdrawal were remarkable achievements of planning , leadership , staff work and endurance . 
 Von Kressenstein succeeded in withdrawing his battered force from a potentially fatal situation ; both his advance to Romani and the withdrawal <a href='uninflect' title='1'><mark>were</mark></a> remarkable achievements of planning , leadership , staff work and endurance . 
Von Kressenstein succeeded in withdrawing his battered force from a potentially fatal shii ; both his advance to Romani and da withdrawal was remarkable achievements of planning , leadership , staff wrk and endurance .