vcmi/config/objects/witchHut.json

{
	"witchHut" : {
		"index" :113,
		"handler" : "configurable",
		"base" : {
			"sounds" : {
				"visit" : ["GAZEBO"]
			}
		},
		"types" : {
			"witchHut" : {
				"index" : 0,
				"aiValue" : 1500,
				"rmg" : {
					"zoneLimit"	: 3,
					"value"		: 1500,
					"rarity"	: 80
				},
				"compatibilityIdentifiers" : [ "object" ],
				
				"visitMode" : "limiter",
				"visitedTooltip" : 354,
				"description" : "@core.xtrainfo.12",
				"showScoutedPreview" : true,

				"variables" : {
					"secondarySkill" : {
						"gainedSkill" : { // Note: this variable name is used by engine for H3M loading and by AI
							"noneOf" : [
								"leadership",
								"necromancy"
							]
						}
					}
				},
				"visitLimiter" : {
					"secondary" : {
						"@gainedSkill" : 1
					}
				},
				"rewards" : [
					{
						"limiter" : {
							"canLearnSkills" : true,
							"noneOf" : [
								{
									"secondary" : {
										"@gainedSkill" : 1
									}
								}
							]
						},
						"description" : 355,
						"secondary" : {
							"@gainedSkill" : 1
						},
						"message" : 171 // Witch teaches you skill
					}
				],
				"onVisitedMessage" : 172, // You already known this skill
				"onEmptyMessage" : 173 // You know too much (no free slots)
			}
		}
	}
}