What is an electronic search engine

Which three events took place when lincoln lived at knob creek farm?

[he] let his gaze wander to the swirling water of the stream racing madly beneath his feet. a piece of dancing driftwood caught his attention and his eyes followed it down the current. how slowly it appeared to move! what a sluggish stream! what contrasting words are used to describe the stream in this passage?

2dogs and 2 humans how many people are there? animals are considered as people too?