Assertion: flax's stalk | /r/HasProperty | gabir
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Source sentences:
text: Some examples include guar and sorghum stalks (Gabir et al. 1990), sunflower stalks (Khristova et al. 1996), waste tea leaves (Yalinkilic et al. 1998), castor stalks (Grigoriou and Ntalos 2001), coconut shells (Almeida et al. 2002), durian peels and coconut fibers (Khedari et al.