Assertion: symbol's letter | /r/HasProperty | proper spelling
Facets:
Source sentences:
text: Ephrem the Syrian in the 4th-century explained these two united letters stating that the tau refers to the cross, and the rho refers to the Greek word "help" (Βoήθια [sic]; proper spelling: Βoήθεια) which has the numerological value in Greek of 100 as the letter rho has.