In this task, you are given a sentence and a question, you would be asked to create the answer which is contained in the sentence provided.

Sentence: Along stream beds are liverworts most often found. Question: Where are liverworts most often found?
along stream beds

Sentence: Entropy increases in processes in which solid or liquid reactants form gaseous products and when solid reactants form liquid products. Question: What increases in processes in which solid or liquid reactants form gaseous products and when solid reactants form liquid products?
entropy

Sentence: Reversible reactions are indicated by opposite-headed kinds of arrows. Question: Reversible reactions are indicated by what kinds of arrows?

opposite-headed