How can i create RandomEvent that give several different population?

I want add Sowers, Sefaloros, Mavros, pulsos, Niris, Amoeba to giving Haroshems randomevent, but it dosen't go well.

Where should I fix parts of xml to work properly?

<!--#######################################-->

<!--######## BABIES NOT BOOMS ########-->

<!--#######################################-->

-<QuestDefinition TriggeringProbability="0.6" MinimumTurn="20" SubCategory="Random" Category="Event" Name="EventRandom07" IsInstant="true">

<!--============ TAGS ============-->

<Tags>BeginTurn</Tags>

<QuestContextSolo/>

<RepetitionRules NumberOfConcurrentInstances="0" NumberOfOccurrencesPerEmpire="1" NumberOfOccurrencesPerGame="0"/>

<!--============ VARIABLES ============-->

-<Vars>

-<Var VarName="$EffectTarget1">

<From Source="$Empire"/>

</Var>

-<Var VarName="$AvailableSystem">

-<Any>

-<From Source="$EffectTarget1.$ColonizedStarSystems">

-<Where>

<InterpreterPrerequisite Flags="Prerequisite">((Property(Context, @'ClassColonizedStarSystem', MaximumPopulation))-(Property(Context, @'ClassColonizedStarSystem', Population))) ge 1</InterpreterPrerequisite>

<PathPrerequisite Flags="Prerequisite" Inverted="true">ClassColonizedStarSystem,ColonizedStarSystemStateOutpost</PathPrerequisite>

</Where>

</From>

</Any>

</Var>

-<Var VarName="AvailableSystemLocation">

<From Source="$AvailableSystem.$StarSystem"/>

</Var>

<Var VarName="$Amount01" IntValue="1"/>

<Var VarName="$Affinity" StringValue="AffinityHaroshems"/>

<Var VarName="$Marker01"/>

<LocalizationVar Source="AvailableSystemLocation" LocalizationKey="$MySystemName"/>

</Vars>

<!--============ PREREQUISITES ============-->

-<Prerequisites Target="$(Empire)">

<PathPrerequisite Flags="Prerequisite" Inverted="true">ClassEmpire,AffinityGameplayVampirilis</PathPrerequisite>

</Prerequisites>

<!--============ STEPS ============-->

-<Steps>

-<Step Name="Step1">

-<ObjectiveSet>

-<StartActions>

-<Action_SpawnPopulation LocalizationKey="%EventRandom07EffectTitle" LogAction="true">

<Input_Empire VarName="$EffectTarget1"/>

<Input_System VarName="AvailableSystemLocation"/>

<Input_Amount VarName="$Amount01"/>

<Input_PopulationAffinity VarName="$Affinity"/>

</Action_SpawnPopulation>

-<Action_AddQuestMarkers>

<Input_Targets VarName="AvailableSystemLocation"/>

<Input_Empires VarName="$EffectTarget1"/>

<Output_Markers VarName="$Marker01"/>

</Action_AddQuestMarkers>

</StartActions>

-<Objective Name="Step2_1_Objective1">

-<Sequence>

<Decorator_BeginTurn/>

-<Action_RemoveQuestMarkers>

<Input_Markers VarName="$Marker01"/>

</Action_RemoveQuestMarkers>

</Sequence>

</Objective>

</ObjectiveSet>

</Step>

</Steps>

</QuestDefinition>