[ Lub Hom Phiaj ] rau: [ Ntawv nyeem ] ua: [ Cai ]

☞ q ≔ Lub Hom Phiaj tshiab.
q rau: ‘abc:’ ua: { :p
⚿ abc ≔ p.
}.
q rau: ‘abc’ ua: {
↲ ⚿ abc.
}.
☞ a ≔ q tshiab abc: ‘123’.
✎ sau ntawv: a abc, tsum.
123