Solved Need help to make yml files

[ELROMPEDIENTES]

Im making my first yml file but I have skelled skquerry wild skrip and skript I need another add on because send me an error this is the code

on load:
    if folder "plugins/misyml" doesn't exists:
        create folder "/plugins/misyml"
    if file "plugins/misyml/prueba.yml" doesn't exists:
        create file "plugins/misyml/prueba.yml"
        wf "prueba1: yes #active or desactive command /endertheth set to yes or no"
        wf "prueba2: #help messages"
        wf "prueba3: &etest 1"
        wf "prueba4: &etest 2"
        set {prueba1} to value "prueba1" get of "plugins/misyml/prueba.yml"
        set {prueba3} to value "prueba3" get of "plugins/misyml/prueba.yml"
        set {prueba4} to value "prueba4" get of "plugins/misyml/prueba.yml"
    else:
        set {prueba1} to value "prueba1" get of "plugins/misyml/prueba.yml"
        set {prueba3} to value "prueba3" get of "plugins/misyml/prueba.yml"
        set {prueba4} to value "prueba4" get of "plugins/misyml/prueba.yml"      
command /endertheth:
    trigger:
        if {prueba1} is "yes":
            send "%{prueba3}%"
            send "%{prueba4}%"
        else:
            if {prueba1} is "no":
                send "&ccommand endertheth disable"
                cancel event

the error