Custom event for multiple events

event.event1.php

<?php

class eventevent1 extends SectionEvent
{
    public $ROOTELEMENT = 'event1';

    public $eParamFILTERS = array(
    );
	
	public function priority(){
    return Event::kHIGH;
	}

    public static function about()
    {
        return array(
            'name' => 'event1',
            'author' => array(
                'name' => 'Wannes Debusschere',
                'website' => 'https://xxx',
                'email' => '[email protected]'),
            'version' => 'Symphony 2.7.7',
            'release-date' => '2016-08-01T20:05:17+00:00',
            'trigger-condition' => 'action[event1]'
        );
    }

    public static function getSource()
    {
        return '6';
    }

    public static function allowEditorToParse()
    {
        return false; //Important
    }

    public static function documentation()
    {
        return '
	<label>Title<input name="fields[title]" type="text" /></label> //Title for section1
	<label>Title<input name="fields[event2][title]" type="text" /></label> //Option1: Title for section2 
	
	';
    }

    public function load()
    {
        if (isset($_POST['action']['event1'])) {
            // return $this->__trigger();
            return $this->execute();
        }
    }
    
    public function execute() 
    {
	$result = parent::execute();
	    
	if ($result->getAttribute('result') == "success")
	{
		$id = $result->getAttribute('id');
		
		//Option1: with second event
		$_POST['event2']['fields']['idfromevent1'] = $id;
		$_POST['fields'] = $_POST['event2']['fields'];
		$_POST['action']['event2'] = 'Submit';
		
		//Option2: with SymQl
		
		
		//Option3: with EntryManager

	}
	return $result;
     }

}