Yep. I don't know anything about that cave, but it's quite common for cave divers to remove their equipment (and put it in front of them) because a passage is

Yep. I don't know anything about that cave, but it's quite common for cave divers to remove their equipment (and put it in front of them) because a passage is so small that the diver and a gas tank won't fit at the same time. What's the chance of a robot doing the same?