1 <svg xmlns=
"http://www.w3.org/2000/svg">
3 <clipPath id=
"clip1" clipPathUnits=
"objectBoundingBox">
4 <circle cx=
"0" cy=
"0" r=
"0.5"/>
7 <clipPath id=
"clip2" clipPathUnits=
"objectBoundingBox">
8 <circle cx=
"0" cy=
"1" r=
"0.5"/>
11 <clipPath id=
"clip3" clipPathUnits=
"objectBoundingBox">
12 <circle cx=
"1" cy=
"0" r=
"0.5"/>
15 <clipPath id=
"clip4" clipPathUnits=
"objectBoundingBox">
16 <circle cx=
"1" cy=
"1" r=
"0.5"/>
19 <clipPath id=
"clip" clipPathUnits=
"objectBoundingBox">
20 <rect x=
"0" y=
"0" width=
"1" height=
"1" clip-path=
"url(#clip1)"/>
21 <rect x=
"0" y=
"0" width=
"1" height=
"1" clip-path=
"url(#clip2)"/>
22 <rect x=
"0" y=
"0" width=
"1" height=
"1" clip-path=
"url(#clip3)"/>
23 <rect x=
"0" y=
"0" width=
"1" height=
"1" clip-path=
"url(#clip4)"/>
26 <mask id=
"mask1" x=
"0" y=
"0" width=
"1" height=
"1" maskContentUnits=
"objectBoundingBox">
27 <rect x=
"0" y=
"0" width=
"1" height=
"1" fill=
"white"/>
28 <rect x=
"0" y=
"0" width=
"1" height=
"1" fill=
"black" clip-path=
"url(#clip)" />
31 <mask id=
"mask2" x=
"0" y=
"0" width=
"1" height=
"1" maskContentUnits=
"objectBoundingBox">
32 <rect x=
"0" y=
"0" width=
"1" height=
"1" fill=
"white" clip-path=
"url(#clip)" />
36 <circle cx=
"50" cy=
"50" r=
"50" fill=
"black" mask=
"url(#mask1)" />
37 <circle cx=
"150" cy=
"150" r=
"50" fill=
"black" mask=
"url(#mask2)" />