Follow the A16 direction Rotterdam,
then A20 towards Gouda persist
Leave the A20 at the exit Nieuwerkerk a/d IJssel / Zevenhuizen (exit number 17),
at the exit turn right towards Zevenhuizen,
follow the road through Zevenhuizen back and continue until you reach the A12,
turn on the A12 towards Den Haag,
Leave the A12 at the exit Zoetermeer / Pijnacker (exit number 7),
at the exit left onto the A12 crossing (you are now on the Oostweg)
then the first right (Zuidweg)
the first right (for McDonalds in the Zilverstraat)
then the first left (Chroomstraat)
in the next turn right, turn left into Cobaltstraat.