Assertion: stalagmite | /r/AtLocation | hang son doong
Facets:
Source sentences:
text: do Janelao in Brazil while the tallest unitary stalagmite (67.2 meters) and tallest stalagmite in a cluster (70 meters) are found in Cueva San Martin Infierno, Cuba and Hang Son Doong, Vietnam, respectively (Burnell, 2019).