Correct

谁个

/ shéi gè / 
Strokes

Example

As a Pronoun

who

1
Cǐshì
此事
shuí
谁
gè
个
bùzhī
不知
  
,
shuígè
谁个
bù
不
xiǎo
晓
  
。

This matter is known to all.