Assertion: tamarind's value | /r/HasProperty | obtained by duke
Facets:
Source sentences:
text: As shown in Table (2), the pH of tamarind from Gedaref was found to be 3.4, which was higher than those obtained by Duke  who reported a pH of 3.15, while the pH of tamarind from Damazin and Obeid were found to be 3.1 and 2.9, respectively, which was lower than the value obtained by Duke  who reported a value of 3.15.