Use "helder" in a sentence

1. Absconded was formed in august 1991 in hometown Den Helder.

2. Boomslange is anders as baie ander slange in die sin dat hulle meestal seksueel dimorfies is; wyfies behou die bruin-grys kleur van onvolwasse Boomslange, maar mannetjies word 'n helder groen