Which river forms most of the border between Laos and Thailand?
which river forms most of the border between laos and thailand
FreebaseQA-train-11397.P0 FreebaseQA-train-11397.P1
laos thailand
laos thailand
m.04hhv m.07f1x
location.location.partially_contains location.location.partiallycontains..location.partial_containment_relationship.partially_contains
m.0j0g5
mekong
m.0j0g5
mekong