FAN 28 Pure Straight (16 points)
Hand using one of every number, 1-9, in three consecutive Chows, in the same suit.
DOES NOT COMBINE WITH:
72 Two Terminal Chows (implied)
FREQUENCY:
About 8.5% of all MCR games end with this 3-sets combination scoring element.
source: Mahjong Greenbook MCR Rules 2014 (pdf)