Complex sentence: They claimed that cannibals on the Solomon Islands tortured their human sacrifices with the most beautiful blooming orchids placed around them so that the victims were able to see the color of the flowers growing richer from their own blood.
Split into simpler sentences: They claimed that cannibals on Solomon Islands tortured their human sacrifices with the most beautiful blooming orchids placed around them. The victims were able to see the color of the flowers growing richer from their own blood.