a device configured to provide contents including an image to a first user by making a signal of {HEAD ~ said contents} into {TAIL ~ a state} capable of being sensed by said first user, 
into
a device configured to provide contents including an image to a first user by making a signal of { HEAD ~ said contents } into { TAIL ~ a state } capable of being sensed by said first user ,
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH