 
 <prompt> How land dey remain fertile while warriors dey fight? Given di last question, write one context wey contain di answer. E fit be 1 - 20 sentences. Context: <response>: ```For late 14th century for Grand Duchy of Lithuania, Vytautas the Great reform the Grand Duchy army: instead make all men carry weapon, he create forces wey comprise professional warriors—bajorai ("nobles"; see the cognate "boyar"). As dem no get enough nobles, Vytautas train men wey dey suitable, e con relieve dem from work for land and other duties; for their military service to the Grand Duke, dem give dem land wey dey work by hired men (veldams). The newly formed noble families generally take, as their family names, the Lithuanian pagan given names of their ennobled ancestors; this one happen with the Goštautai, Radvilos, Astikai, Kęsgailos and others. These families dem give dem their coats of arms under the Union of Horodlo (1413).``` 