In this question, three statements have been given followed by two conclusions numbered I and II. Assuming that all information in the statements are true, analyse the two conclusions together and determine whether any of them logically and definitely follow(s) from the information given in the statements. 

Statement:

I: Some lakes are rivers.

II: Some rivers are ponds.

III: Some ponds are oceans.

Conclusion:

I: Some ponds are lakes.

II: No ponds are lake.