Assertion: amoeba | /r/CapableOf | advance in the region of the particle
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Source sentences:
text: Figure 15 shows two particles, one of which, a, lying near the middle of the ameba, moved 2.6 times as fast as the ameba advanced in the region of the particle; while particle b moved only 1.9 as fast as the ameba in front of the{51} particle.