return {
 ["commands"]={ "on", "off", "interpath", "upto", "downto", "beginfig", "endfig", "beginglyph", "endglyph", "beginfont", "endfont", "rotatedaround", "reflectedabout", "arrowhead", "currentpen", "currentpicture", "cuttings", "defaultfont", "extra_beginfig", "extra_endfig", "down", "evenly", "fullcircle", "halfcircle", "identity", "in", "left", "pensquare", "penrazor", "penspec", "origin", "quartercircle", "right", "unitsquare", "up", "withdots", "abs", "bbox", "ceiling", "cutafter", "cutbefore", "dir", "directionpoint", "unitdirectionpoint", "div", "dotprod", "intersectionpoint", "inverse", "mod", "round", "unitvector", "whatever", "cutdraw", "draw", "drawarrow", "drawdblarrow", "fill", "filldraw", "drawdot", "loggingall", "interact", "tracingall", "tracingnone", "pickup", "undraw", "unfill", "unfilldraw", "buildcycle", "dashpattern", "decr", "dotlabel", "dotlabels", "drawoptions", "incr", "label", "labels", "max", "min", "thelabel", "z", "beginchar", "blacker", "capsule_end", "change_width", "define_blacker_pixels", "define_corrected_pixels", "define_good_x_pixels", "define_good_y_pixels", "define_horizontal_corrected_pixels", "define_pixels", "define_whole_blacker_pixels", "define_whole_pixels", "define_whole_vertical_blacker_pixels", "define_whole_vertical_pixels", "endchar", "extra_beginchar", "extra_endchar", "extra_setup", "font_coding_scheme", "clearxy", "clearit", "clearpen", "shipit", "font_extra_space", "exitunless", "relax", "hide", "gobble", "gobbled", "stop", "blankpicture", "counterclockwise", "tensepath", "takepower", "softjoin", "makelabel", "rotatedabout", "flex", "superellipse", "image", "nullpen", "savepen", "clearpen", "penpos", "penlabels", "range", "thru", "z", "laboff", "bye", "crossprod", "red", "green", "blue", "cyan", "magenta", "yellow", "black", "white", "background", "partone", "parttwo", "partthree", "partfour", "partfive", "partsix", "mm", "pt", "dd", "bp", "cm", "pc", "cc", "in", "dk", "es", "ts", "triplet", "quadruplet", "totransform", "bymatrix", "closedcurve", "closedlines", "primitive", "permanent", "immutable", "mutable", "frozen", "showproperty", "showhashentry", "top", "bot", "lft", "rt", "ulft", "urt", "llft", "lrt", "bytemap", "loadbytemap", "loadbytemapfromfile", "withbytemask", "withbytemasked", "withbyteexpansion", "withreduction", "withpalette", "downsamplebytemap", "downgradebytemap", "stpcount", "stpsegment", "stpvalid", "stppath" },
 ["disabled"]={ "verbatimtex", "troffmode" },
 ["internals"]={ "mitered", "rounded", "beveled", "butt", "squared", "eps", "epsilon", "neglectable", "infinity", "bboxmargin", "ahlength", "ahangle", "labeloffset", "dotlabeldiam", "defaultpen", "defaultscale", "join_radius", "charscale", "inicatcoderegime", "texcatcoderegime", "luacatcoderegime", "notcatcoderegime", "vrbcatcoderegime", "prtcatcoderegime", "ctxcatcoderegime", "txtcatcoderegime", "catcoderegime", "ditto", "EOF", "pen_lft", "pen_rt", "pen_top", "pen_bot" },
 ["metafont"]={ "autorounding", "beginchar", "blacker", "boundarychar", "capsule_def", "capsule_end", "change_width", "chardp", "chardx", "chardy", "charexists", "charext", "charht", "charic", "charlist", "charwd", "cull", "cullit", "currenttransform", "currentwindow", "define_blacker_pixels", "define_corrected_pixels", "define_good_x_pixels", "define_good_y_pixels", "define_horizontal_corrected_pixels", "define_pixels", "define_whole_blacker_pixels", "define_whole_pixels", "define_whole_vertical_blacker_pixels", "define_whole_vertical_pixels", "designsize", "display", "displaying", "endchar", "extensible", "extra_beginchar", "extra_endchar", "extra_setup", "fillin", "font_coding_scheme", "font_extra_space", "font_identifier", "font_normal_shrink", "font_normal_space", "font_normal_stretch", "font_quad", "font_size", "font_slant", "font_x_height", "fontdimen", "fontmaking", "gfcorners", "granularity", "grayfont", "headerbyte", "hppp", "hround", "imagerules", "italcorr", "kern", "labelfont", "ligtable", "lowres_fix", "makebox", "makegrid", "maketicks", "mode_def", "mode_setup", "nodisplays", "notransforms", "numspecial", "o_correction", "openit", "openwindow", "pixels_per_inch", "proofing", "proofoffset", "proofrule", "proofrulethickness", "rulepen", "screenchars", "screenrule", "screenstrokes", "screen_cols", "screen_rows", "showit", "slantfont", "smode", "smoothing", "titlefont", "totalweight", "tracingedges", "tracingpens", "turningcheck", "unitpixel", "vppp", "vround", "xoffset", "yoffset" },
 ["primitives"]={ "tracingtitles", "tracingequations", "tracingcapsules", "tracingchoices", "tracingspecs", "tracingcommands", "tracingrestores", "tracingmacros", "tracingdependencies", "tracingoutput", "tracingstats", "tracingonline", "year", "month", "day", "time", "hour", "minute", "charcode", "charwd", "charht", "chardp", "charic", "pausing", "showstopping", "texscriptmode", "overloadmode", "linejoin", "linecap", "stacking", "miterlimit", "warningcheck", "defaultzeroangle", "truecorners", "defaultcolormodel", "restoreclipcolor", "numbersystem", "jointolerance", "numberprecision", "jobname", "addto", "atleast", "begingroup", "controls", "curl", "delimiters", "endgroup", "everyjob", "exitif", "firstcontrol", "secondcontrol", "firstpoint", "firstprecontrol", "firstpostcontrol", "firstdirection", "firstunitdirection", "lastpoint", "lastprecontrol", "lastpostcontrol", "lastdirection", "lastunitdirection", "singlequotemode", "expandafter", "interim", "let", "newinternal", "of", "randomseed", "maxknotpool", "save", "scantokens", "runscript", "maketext", "shipout", "step", "str", "void", "tension", "to", "until", "within", "write", "btex", "verbatimtex", "etex", "def", "vardef", "primarydef", "secondarydef", "tertiarydef", "enddef", "for", "forsuffixes", "forever", "endfor", "quote", "expr", "suffix", "text", "primary", "secondary", "tertiary", "input", "endinput", "if", "fi", "else", "elseif", "true", "false", "nullpicture", "nullpen", "readstring", "pencircle", "normaldeviate", "readfrom", "closefrom", "odd", "known", "unknown", "not", "decimal", "reverse", "uncycle", "makepath", "makepen", "makenep", "convexed", "uncontrolled", "oct", "hex", "ASCII", "char", "length", "turningnumber", "xpart", "ypart", "zpart", "wpart", "xxpart", "xypart", "yxpart", "yypart", "redpart", "greenpart", "bluepart", "cyanpart", "magentapart", "yellowpart", "blackpart", "greypart", "colormodel", "prescriptpart", "postscriptpart", "stackingpart", "pathpart", "penpart", "dashpart", "sqrt", "mexp", "mlog", "sind", "cosd", "floor", "uniformdeviate", "llcorner", "lrcorner", "ulcorner", "urcorner", "centerof", "centerofmass", "corners", "xrange", "yrange", "deltapoint", "deltaarclength", "deltaprecontrol", "deltapostcontrol", "deltadirection", "deltaunitdirection", "arclength", "angle", "cycle", "recycle", "nocycle", "stroked", "filled", "clipped", "grouped", "bounded", "or", "and", "substring", "subpath", "directiontime", "point", "deltapoint", "pathindex", "pathlastindex", "pathlength", "pathfirst", "pathlast", "pathstate", "precontrol", "postcontrol", "direction", "unitdirection", "pathpoint", "pathprecontrol", "pathxpart", "pathypart", "pathpostcontrol", "pathdirection", "pathunitdirection", "penoffset", "arctime", "arcpoint", "arcpointlist", "subarclength", "mpversion", "rotated", "slanted", "scaled", "shifted", "xshifted", "yshifted", "transformed", "xscaled", "yscaled", "zscaled", "xyscaled", "xrelative", "yrelative", "xyrelative", "xabsolute", "yabsolute", "xyabsolute", "lastxy", "lastx", "lasty", "previousxy", "previousx", "previousy", "intersectiontimes", "intersectiontimeslist", "envelope", "boundingpath", "numeric", "string", "boolean", "path", "pen", "nep", "picture", "transform", "color", "rgbcolor", "cmykcolor", "pair", "end", "dump", "batchmode", "nonstopmode", "scrollmode", "errorstopmode", "silentmode", "inner", "outer", "setproperty", "showtoken", "showstats", "show", "showvariable", "showdependencies", "doublepath", "contour", "also", "withpen", "dashed", "withprescript", "withpostscript", "withstacking", "withnestedprescript", "withnestedpostscript", "withlinecap", "withlinejoin", "withmiterlimit", "withoutcolor", "withgreyscale", "withcolor", "withrgbcolor", "withcmykcolor", "withcurvature", "withmesh", "clip", "setgroup", "setbounds", "message", "errmessage", "errhelp", "lessdigits", "newbytemap", "copybytemap", "resetbytemap", "resetbytemaps", "withbytemap", "bytevalue", "bytefound", "bytepath", "setbytemapoptions", "setbytemapoffset", "reducebytemap", "setbytemap", "bytemapbounds", "clipbytemap", "setbyte", "bytemapscaled", "pruneoptions", "prunesingularities", "singularity", "graypart" },
 ["shortcuts"]={ "..", "...", "--", "---", "&", "&&", "&&&", "&&&&", "\\" },
 ["tex"]={ "btex", "etex", "verbatimtex" },
}