Problem: What are the most important words?
as the sun comes climbers visible on the ridge
Answer: climber, ridge, sun

Problem: What are the most important words?
a stained glass window in cathedral of builder with a halo
Answer: builder, halo, stain, window

Problem: What are the most important words?
tree roots extend across a gap to the mainland for nutrients
Answer:
extend, gap, mainland, nutrient, root