Assertion: tower's construction | /r/CapableOf | begin on february
Facets:
Source sentences:
text: Construction began on February 6, 1973, with massive excavations at the tower base for the foundation.
text: Construction of the CN Tower started on February 6, 1973.
text: Construction began on February 19, 1967, and completed in 15 months at a cost of C$3.5 million.