01	echo hi
02	date
03	date ;
04	date; echo hi
05	echo hi; date
06	date; date
07	{ date; date; }
08	date; { date; }
09	. _tmp/sourced.sh
10	(echo hi)
11	(date)
12	( ( date ) )
13	( ( date ) ); echo hi
14	echo hi; (date)
15	(date;) > /tmp/out.txt
16	(date; echo hi)
17	echo $(date)
18	echo $(echo hi)
19	echo $( ( date ) )
20	echo $( ( date ); echo hi )
21	( echo hi ); echo done
22	date | wc -l
23	! date | wc -l
24	echo a | wc -l
25	command echo a | wc -l
26	command date | wc -l
27	! command date | wc -l
28	( date ) | wc -l
29	date | read x
30	{ echo a; echo b; } | wc -l
31	{ echo a; echo b; } | wc -l; echo done
32	{ echo a; date; } | wc -l
33	( echo a; echo b ) | wc -l
34	( echo a; echo b ) | ( wc -l )