Zhāngsān yàoshì lìnsè dehuà , jiù bù huì qǐng nǐ chī fàn .
Zhangsan if stingy SFP then NEG will invite 2SG eat food
If Zhangsan is stingy [not: ‘more stingy’], he will not treat you to dinner.’ (C.-S. Luther Liu 2010: 1019, (26d))