Assertion: bookmaker's bet | /r/HasProperty | 4 singles
Facets:
Source sentences:
text: Lucky 15 is a wager of four selections and consisting of 15 separate bets: 4 singles, 6 doubles, 4 triples and a quadruple accumulator.
text: A Lucky 15 bet includes 4 selections consisting of 15 bets: 4 singles, 6 doubles, 4 trebles and a 4-fold accumulator.
text: A includes 4 selections consisting of 15 bets: 4 singles, 6 doubles, 4 trebles and a 4-fold accumulator.