foundry/Data/systems/pf2e/templates/items/rules/multiple-attack-penalty.hbs

<div class="form-group">
    <label for="{{fieldIdPrefix}}label" class="short">{{localize fields.label.label}}</label>
    <div class="attached-input">
        <input type="text" name="system.rules.{{index}}.label" id="{{fieldIdPrefix}}label" value="{{rule.label}}" placeholder="{{item.name}}" />
    </div>
</div>

<div class="form-group">
    <label for="{{fieldIdPrefix}}selector" class="short">{{localize fields.selector.label}}</label>
    <div class="attached-input">
        <input type="text" name="system.rules.{{index}}.selector" id="{{fieldIdPrefix}}selector" value="{{rule.selector}}" />
    </div>
</div>

<div class="form-group">
    <label for="{{fieldIdPrefix}}value" class="short">{{localize fields.value.label}}</label>
    {{{form.resolvableValue "value"}}}
    {{{form.resolvableAddBracket "value"}}}
</div>

{{{form.resolvableBrackets "value"}}}

<div class="spaced-fields">
    <label for="{{fieldIdPrefix}}predicate">{{localize fields.predicate.label}}</label>
    <input type="text" name="system.rules.{{index}}.predicate" id="{{fieldIdPrefix}}predicate" value="{{json rule.predicate}}" placeholder="[ ]" />
</div>