Afternoon hike about 20km from Beersel train station to Boitsfort station

Hike starts at Beersel train station at 14:15 at train arrival. Schedule your routing on the train app, an option is starting from Brussels-Luxembourg train station at 13:53 track 6.
About 5h hike through fields, villages up to Sonian forest where we end up at Boitsfort station and tram 8 stop.
Bring usual equipment: min 2 liters of water, real hiking shoes (no runners), sun cream, cap, sun glasses, hiking sticks…
Looking forward to sharing this hike together .