l2j-server-datapack/L2J_DataPack/dist/game/data/skillTrees/collectSkillTree.xml

<?xml version="1.0" encoding="UTF-8"?>
<list xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../xsd/skillTrees.xsd">
	<skillTree type="collectSkillTree">
		<!-- Confirmed CT2.5 -->
		<skill skillName="Star Stone Gathering" skillId="932" skillLvl="1" getLevel="1" learnedByNpc="true">
			<item id="13728" count="1" />
		</skill>
		<skill skillName="Star Stone Gathering" skillId="932" skillLvl="2" getLevel="1" learnedByNpc="true">
			<item id="57" count="400000" />
		</skill>
		<skill skillName="Star Stone Gathering" skillId="932" skillLvl="3" getLevel="1" learnedByNpc="true">
			<item id="57" count="1200000" />
		</skill>
	</skillTree>
</list>