um i made a kakashi npc 1st off i got no errors wen u talk to him it ask u if u wanna learn a sign if u click yes u get it if u click no u dont but theres another answer that says im hatake 2 but wen i click it he doesnt say anything heres the code plz help


mob/npc/Kakashi
name = "Kakashi"
icon = 'npcs.dmi'
icon_state = "Kakashi"
NPC=1
PK = 0
health = 999999999999999999999999999999999999999999999999999999
density = 1
verb
Talk()
set src in oview(1)
set category = "Kakashi"
switch(input("Here to train are we?","Kakashi") in list ("Yes","No", "I'm a Hatake too"))
if("Yes")
usr<<"Good, now pay close attention."
usr.Oox=1
usr<<"You have learned the Ox sign."
if("No")
usr<<"You are more foolish then I originally thought."

if("I'm Hatake too!")
if(usr.Clan=="Hatake")
usr<<"Hello fellow Hatake, welcome to our house."
if(usr.rank == "Student")
return
if(usr.Hatake&&usr.Mnin >=5000&&usr.Mgen >= 5000)
usr << "Your sharingan has activated!!"
usr.verbs += new /mob/uchiha/verb/Sharingan()
else
usr<<"You need 5000 Nin&Gen to activate Sharingan."
if(usr.Hatake&&usr.Mnin >=40000&&usr.Mgen>=40000&&usr.kills>=1&&usr.Suses> ;=1)
usr << "You learned Mangekyou Sharingan!"
usr.verbs += new /mob/uchiha/verb/MangekyouPrep()
else
usr<<"You need 40000 Nin&Gen to activate Mangekyou."
else
usr<<"Lier dont make me warp you!"