shape none
	graph G {a [label="" shape=none]}
	dot -Tgv
	dot -Txdot
	dot -Tpng
	dot -Tsvg
	dot -Tps
	dot -Tcmapx
shape plaintext
	graph G {a [label="" shape=plaintext]}
	dot -Txdot
shape point
	graph G {a [label="" shape=point]}
	dot -Txdot
shape box
	graph G {a [label="" shape=box]}
	dot -Txdot
shape rect
	graph G {a [label="" shape=rect]}
	dot -Txdot
shape rectangle
	graph G {a [label="" shape=rectangle]}
	dot -Txdot
shape ellipse
	graph G {a [label="" shape=ellipse]}
	dot -Txdot
shape circle
	graph G {a [label="" shape=circle]}
	dot -Txdot
shape triangle
	graph G {a [label="" shape=triangle]}
	dot -Txdot
shape invtriangle
	graph G {a [label="" shape=invtriangle]}
	dot -Txdot
shape diamond
	graph G {a [label="" shape=diamond]}
	dot -Txdot
shape trapezium
	graph G {a [label="" shape=trapezium]}
	dot -Txdot
shape invtrapezium
	graph G {a [label="" shape=invtrapezium]}
	dot -Txdot
shape parallelogram
	graph G {a [label="" shape=parallelogram]}
	dot -Txdot
shape house
	graph G {a [label="" shape=house]}
	dot -Txdot
shape invhouse
	graph G {a [label="" shape=invhouse]}
	dot -Txdot
shape pentagon
	graph G {a [label="" shape=pentagon]}
	dot -Txdot
shape hexagon
	graph G {a [label="" shape=hexagon]}
	dot -Txdot
shape septagon
	graph G {a [label="" shape=septagon]}
	dot -Txdot
shape octagon
	graph G {a [label="" shape=octagon]}
	dot -Txdot
shape doubleoctagon
	graph G {a [label="" shape=doubleoctagon]}
	dot -Txdot
shape doublecircle
	graph G {a [label="" shape=doublecircle]}
	dot -Txdot
shape tripleoctagon
	graph G {a [label="" shape=tripleoctagon]}
	dot -Txdot
shape Mdiamond
	graph G {a [label="" shape=Mdiamond]}
	dot -Txdot
shape Msquare
	graph G {a [label="" shape=Msquare]}
	dot -Txdot
shape Mcircle
	graph G {a [label="" shape=Mcircle]}
	dot -Txdot
label ""
	graph G {a [label="" shape=none]}
	dot -Txdot
label b
	graph G {a [label=b shape=none]}
	dot -Txdot
label a (default)
	graph G {a [shape=none]}
	dot -Txdot
label a (\N)
	graph G {a [label="\N" shape=none]}
	dot -Txdot
label n_of_G (\G)
	graph G {a [label="n_of_\G" shape=none]}
	dot -Txdot
label \E\H\T (\E\H\T)
	graph G {a [label="\E\H\T" shape=none]}
	dot -Txdot
label a->b (\E)
	digraph G {node [label="" shape=none]; a->b [label="\E"]}
	dot -Txdot
label a (\T)
	digraph G {node [label="" shape=none]; a->b [label="\T"]}
	dot -Txdot
label b (\H)
	digraph G {node [label="" shape=none]; a->b [label="\H"]}
	dot -Txdot
label e_of_G (e_of_\G)
	digraph G {node [label="" shape=none]; a->b [label="e_of_\G"]}
	dot -Txdot
label \N (\N)
	digraph G {node [label="" shape=none]; a->b [label="\N"]}
	dot -Txdot
label center aligned
	graph G {a [label="center\naligned\ntext" shape=none]}
	dot -Txdot
label left aligned
	graph G {a [label="left\laligned\ltext" shape=none]}
	dot -Txdot
label right aligned
	graph G {a [label="right\raligned\rtext" shape=none]}
	dot -Txdot
arrow none
	digraph G {node [label="" shape=none]; a->b [arrowhead=none]}
	dot -Txdot
arrow default
	digraph G {node [label="" shape=none]; a->b [arrowhead=""]}
	dot -Txdot
arrow normal
	digraph G {node [label="" shape=none]; a->b [arrowhead=normal]}
	dot -Txdot
arrow box
	digraph G {node [label="" shape=none]; a->b [arrowhead=box]}
	dot -Txdot
arrow crow
	digraph G {node [label="" shape=none]; a->b [arrowhead=crow]}
	dot -Txdot
arrow diamond
	digraph G {node [label="" shape=none]; a->b [arrowhead=diamond]}
	dot -Txdot
arrow dot
	digraph G {node [label="" shape=none]; a->b [arrowhead=dot]}
	dot -Txdot
arrow inv
	digraph G {node [label="" shape=none]; a->b [arrowhead=inv]}
	dot -Txdot
arrow tee
	digraph G {node [label="" shape=none]; a->b [arrowhead=tee]}
	dot -Txdot
arrow vee
	digraph G {node [label="" shape=none]; a->b [arrowhead=vee]}
	dot -Txdot
arrow lnormal	
	digraph G {node [label="" shape=none]; a->b [arrowhead=lnormal]}
	dot -Txdot
arrow lbox
	digraph G {node [label="" shape=none]; a->b [arrowhead=lbox]}
	dot -Txdot
arrow lcrow
	digraph G {node [label="" shape=none]; a->b [arrowhead=lcrow]}
	dot -Txdot
arrow ldiamond
	digraph G {node [label="" shape=none]; a->b [arrowhead=ldiamond]}
	dot -Txdot
arrow ldot
	digraph G {node [label="" shape=none]; a->b [arrowhead=ldot]}
	dot -Txdot
arrow linv
	digraph G {node [label="" shape=none]; a->b [arrowhead=linv]}
	dot -Txdot
arrow ltee
	digraph G {node [label="" shape=none]; a->b [arrowhead=ltee]}
	dot -Txdot
arrow lvee
	digraph G {node [label="" shape=none]; a->b [arrowhead=lvee]}
	dot -Txdot
arrow rnormal
	digraph G {node [label="" shape=none]; a->b [arrowhead=rnormal]}
	dot -Txdot
arrow rbox
	digraph G {node [label="" shape=none]; a->b [arrowhead=rbox]}
	dot -Txdot
arrow rcrow
	digraph G {node [label="" shape=none]; a->b [arrowhead=rcrow]}
	dot -Txdot
arrow rdiamond
	digraph G {node [label="" shape=none]; a->b [arrowhead=rdiamond]}
	dot -Txdot
arrow rdot
	digraph G {node [label="" shape=none]; a->b [arrowhead=rdot]}
	dot -Txdot
arrow rinv
	digraph G {node [label="" shape=none]; a->b [arrowhead=rinv]}
	dot -Txdot
arrow rtee
	digraph G {node [label="" shape=none]; a->b [arrowhead=rtee]}
	dot -Txdot
arrow rvee
	digraph G {node [label="" shape=none]; a->b [arrowhead=rvee]}
	dot -Txdot
arrow onormal
	digraph G {node [label="" shape=none]; a->b [arrowhead=onormal]}
	dot -Txdot
arrow obox
	digraph G {node [label="" shape=none]; a->b [arrowhead=obox]}
	dot -Txdot
arrow ocrow
	digraph G {node [label="" shape=none]; a->b [arrowhead=ocrow]}
	dot -Txdot
arrow odiamond
	digraph G {node [label="" shape=none]; a->b [arrowhead=odiamond]}
	dot -Txdot
arrow odot
	digraph G {node [label="" shape=none]; a->b [arrowhead=odot]}
	dot -Txdot
arrow oinv
	digraph G {node [label="" shape=none]; a->b [arrowhead=oinv]}
	dot -Txdot
arrow otee
	digraph G {node [label="" shape=none]; a->b [arrowhead=otee]}
	dot -Txdot
arrow ovee
	digraph G {node [label="" shape=none]; a->b [arrowhead=ovee]}
	dot -Txdot
arrow onormalnormal
	digraph G {node [label="" shape=none]; a->b [arrowhead=onormalnormal]}
	dot -Txdot
arrow oboxbox
	digraph G {node [label="" shape=none]; a->b [arrowhead=oboxbox]}
	dot -Txdot
arrow ocrowcrow
	digraph G {node [label="" shape=none]; a->b [arrowhead=ocrowcrow]}
	dot -Txdot
arrow odiamonddiamond
	digraph G {node [label="" shape=none]; a->b [arrowhead=odiamonddiamond]}
	dot -Txdot
arrow odotdot
	digraph G {node [label="" shape=none]; a->b [arrowhead=odotdot]}
	dot -Txdot
arrow oinvinv
	digraph G {node [label="" shape=none]; a->b [arrowhead=oinvinv]}
	dot -Txdot
arrow oteetee
	digraph G {node [label="" shape=none]; a->b [arrowhead=oteetee]}
	dot -Txdot
arrow oveevee
	digraph G {node [label="" shape=none]; a->b [arrowhead=oveevee]}
	dot -Txdot
color black
	graph G {a [label="" shape=box style=filled color=black]}
	dot -Txdot
	dot -Tpng
color red
	graph G {a [label="" shape=box style=filled color=red]}
	dot -Txdot
	dot -Tpng
color hotpink
	graph G {a [label="" shape=box style=filled color=hotpink]}
	dot -Txdot
	dot -Tpng
color transparent
	graph G {a [label="" shape=box style=filled color=transparent]}
	dot -Txdot
	dot -Tpng
anchor empty
	graph G {a [URL="" label="" shape=none]}
	dot -Tcmapx
	dot -Tps
	dot -Tsvg
anchor \G.html
	graph G {graph [URL="\G.html"]}
	dot -Tcmapx
	dot -Tps
	dot -Tsvg
anchor \N.html
	graph G {a [URL="\N.html" label="" shape=none]}
	dot -Tcmapx
	dot -Tps
	dot -Tsvg
anchor \E.html
	digraph G {node [label="" shape=none]; a->b [URL="\E.html"]}
	dot -Tcmapx
	dot -Tps
	dot -Tsvg
