The spring is compressible such that {HEAD ~ a user} may depress {TAIL ~ the toilet seat} to a flat position when seated 
depress
The spring is compressible such that { HEAD ~ a user } may depress { TAIL ~ the toilet seat } to a flat position when seated
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH