. _:b1217901 . _:b1217900 _:b1217903 . "savanna soil"^^ . _:b1217901 . "ENVO:00005746"^^ . _:b1217904 . _:b1217900 . _:b1217904 . _:b1217900 . _:b1217903 _:b1217902 . . _:b1217902 . _:b1217902 _:b1217901 . _:b1217903 . _:b1217904 . _:b1217904 . _:b1217901 . "ENVO"^^ .