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Ang ilog na humuhubog sa maraming henerasyon. 

Ang pangunahing ideya sa pangungusap na ito ay ang ilog. Ang ilog ang siyang pinakapunong kaisipan ng pangungusap na ito dahil dito nakasentro ang buong ideya ng pahayag na ito tungkol sa pagbuo ng maraming henerasyon.