{HEAD ~ The retractable water stabilizers} are in the form of {TAIL ~ inverted T hydrofoils} and small boat shaped members 
{ HEAD ~ The retractable water stabilizers } are in the form of { TAIL ~ inverted T hydrofoils } and small boat shaped members
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH