"gate" - key terms from Wikipedia

ashton gate
black gate
border gate
brandenburg gate
cloud gate
delhi gate
dragon gate
dragon tiger gate
forest gate
gate
gate array
gate color
gate electrode
gate engine
gate keepers
gate of heavenly peace
gate receipts
gate robo
gate theatre
gate valves
gate voltage
golden gate
golden gate bridge
golden gate park
great gate
great gate of kiev
india gate
iron gate
ishtar gate
lion gate
lions gate
lions gate entertainment
logic gate
main gate
menin gate
meridian gate
nand gate
ninth gate
nor gate
open the gate
potsdam gate
s gate
sluice gate
south gate
squires gate
star gate
time gate
toll gate
wolves at the gate
xor gate