This file is indexed.

/usr/share/games/bsdgames/atc/Killer is in bsdgames 2.17-25.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

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update = 1;
newplane = 4;
width = 30;
height = 21;

exit:		( 29  7 a ) ( 29 17 a )
		(  0  7 d ) (  0  0 c ) ;

beacon:		( 12  7 ) ( 12 17 ) ( 14 10 ) ( 20 15 ) ;

airport:	( 20 18 d ) ;

line:		[ (  1  1 ) (  6  6 ) ]
		[ ( 12  1 ) ( 12  6 ) ]
		[ ( 13  7 ) ( 28  7 ) ]
		[ ( 28  1 ) ( 13 16 ) ]
		[ (  1 13 ) ( 11 13 ) ]
		[ ( 12  8 ) ( 12 16 ) ]
		[ ( 11 18 ) ( 10 19 ) ]
		[ ( 13 17 ) ( 28 17 ) ]
		[ (  1  7 ) ( 11  7 ) ] ;