SRL for [eroded]: According to Wilson 's hotspot theory , the volcanoes of the Hawaiian chain should get progressively older and become more [eroded] the farther they travel beyond the hotspot .
ARG-M-ADV: According to Wilson 's hotspot theory | ARG-1: the volcanoes of the Hawaiian chain | ARG-M-MOD: should | ARG-M-CXN: more | C-ARG-M-CXN: the farther they travel beyond the hotspot