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<http://webisa.webdatacommons.org/265284100>	<http://www.w3.org/ns/prov#value>	"ng a plurality of air conditioners, wherein at least two air conditioners of said plurality are responsive to corresponding distinct, set-apart temperature sensors and are operatively connected to at least one controller, wherein said at least one controller is a control means for switching and sequencing a heater and the at least two air conditioners to ensure that at least one of the air conditi" .