5 предложений Participle/Gerund
1) enabling him
2) data storing
3)having researched
4)conducted interview
5)providing information

Gerund

1) enabling him to do that was hard

2) data storing is always done

3) having researched the problem is not enough

5) providing information is the most  important

Participle

1) enabling him to do that she left

3) having researched the problem they had some rest

4) they have conducted one interview

5) providing information