The only part of {TAIL ~ the bicycle} 12 shown in FIG 1 is the rear part, including a saddle 28 mounted on {HEAD ~ a seatpost} 29, which is typically telescopically inserted in the upper end of a seat tube 31 that constitutes part of the frame 32 of the bicycle 
The only part of { TAIL ~ the bicycle } 12 shown in FIG 1 is the rear part , including a saddle 28 mounted on { HEAD ~ a seatpost } 29 , which is typically telescopically inserted in the upper end of a seat tube 31 that constitutes part of the frame 32 of the bicycle
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH