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Pool Watch Swimmers can drown in busy swimming pools when lifeguards fail to notice that they are i...

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It must be able to swim.  It must keep walking round the pool.  It can distinguish between a swimmer and a shadow.  It can save a life within a few months.  
thought  rated  regarded  believed  
He plunges into the pool.  It alerts the lifeguard.  He cries for help.  It rushes to the pool.  
an image  an idea  anyone in the water  artificial intelligence  
He plunges into the pool.  It alerts the lifeguard.  He cries for help.  It rushes to the pool.  
He owns a swimming pool.  He invented the clockwork radio.  He was once an entertainer.  He runs a company.  
He plunges into the pool.  It alerts the lifeguard.  He cries for help.  It rushes to the pool.  
It must be able to swim.  It must keep walking round the pool.  It can distinguish between a swimmer and a shadow.  It can save a life within a few months.  
descend in the water.  videotape every movement.  distinguish between a swimmer and a shadow.  save a life within a few months.  
"thought"  "rated"  "regarded"  "believed"  
He runs.  He invented the clockwork radio.  He was once an entertainer.  He runs a company.  
He plunges into the pool.  It alerts the lifeguard.  He cries for help.  It rushes to the pool.  
It must be able to swim.  It must keep walking round the pool.  It can distinguish between a swimmer and a shadow.  It can save a life within a few months.  
an image  an idea  anyone in the water  artificial intelligence  
He thinks it is too expensive.  He thinks it is a good system.  He thinks it is not efficient enough.  He thinks it is as good as the British pool watch system.  
It must be able to swim.  It must keep walking round the pool.  It can distinguish between a swimmer and a shadow.  It can save a life within a few months.  
an image.  an idea.  anything immobile.  artificial intelligence.  
He plunges into the pool.  It alerts the lifeguard.  He cries for help.  It rushes to the pool.  

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