tag @e[tag=K,type=skeleton] add STW
tag @e[tag=K,type=stray,name=!"Cadeyrn the Wretched"] add STW
execute at @e[tag=STW] run summon wolf ~ ~1 ~ {Tags:["WoofWoof"],CollarColor:13,Sitting:0,Attributes:[{Name:generic.maxHealth,Base:20},{Name:generic.movement_speed,Base:0.3},{Name:generic.attackDamage,Base:7},{Name:generic.armor,Base:1}],Health:20.0f}

tellraw @a[tag=K] ["",{"text":"Woof woof. Bark bark?","color":"gray","italic":true}]