addProp(covList, "X", [#NW: [NE, w, SW, SE, NW + NW, n], #n: [NW, NE, SW, SE, n + NW, n + NE], #NE: [NW, n, E, SW, SE, NE + NE], #w: [NW, NE, SW, SE, w + NW, w + SW], #E: [NW, NE, SW, SE, E + NE, E + SE], #SW: [NW, NE, SE, s, w, SW + SW], #s: [NW, NE, SE, SW, s + SW, s + SE], #SE: [NW, NE, E, s, SW, SE + SE]])
addProp(covList, #n, [#w: [SE, SW, w + SW], #E: [SW, SE, E + SE], #SW: [w, s, SE, E, SW + SW], #s: [SW, SE, s + SE, s + SW], #SE: [SW, s, E, SE + SE]])
addProp(covList, "N+", [#NW: [NE, w, SW, SE], #NE: [NW, E, SW, SE], #w: [NW, NE, SW, SE, w + NW, w + SW], #E: [NW, NE, SW, SE, E + NE, E + SE], #SW: [NW, NE, SE, s, w, SW + SW], #s: [NW, NE, SE, SW, s + SW, s + SE], #SE: [NW, NE, E, s, SW, SE + SE]])
addProp(covList, #NE, [#w: [SW, w + SW], #SW: [w, s, SW + SW], #s: [SW, s + SW]])
addProp(covList, "NE+", [#NW: [NE, w, SW, SE], #NE: [NW, SW, SE], #w: [NW, NE, SW, SE, w + NW, w + SW], #SW: [NW, NE, SE, s, w, SW + SW], #s: [NW, NE, SE, SW, s + SW, s + SE], #SE: [NW, NE, s, SW]])
addProp(covList, #E, [#NW: [w, SW, NW + NW, n], #n: [NW, SW, n + NW], #w: [NW, SW, w + NW, w + SW], #SW: [NW, s, w, SW + SW], #s: [NW, SW, s + SW]])
addProp(covList, "E+", [#NW: [NE, w, SW, SE, NW + NW, n], #n: [NW, NE, SW, SE, n + NW, n + NE], #NE: [NW, n, SW, SE], #w: [NW, NE, SW, SE, w + NW, w + SW], #SW: [NW, NE, SE, s, w, SW + SW], #s: [NW, NE, SE, SW, s + SW, s + SE], #SE: [NW, NE, s, SW]])
addProp(covList, #SE, [#NW: [w, NW + NW, n], #n: [NW, n + NW], #w: [NW, w + NW]])
addProp(covList, "SE+", [#NW: [NE, w, SW, SE, NW + NW, n], #n: [NW, NE, SW, SE, n + NW, n + NE], #NE: [NW, n, SW, SE], #w: [NW, NE, SW, SE, w + NW, w + SW], #SW: [NW, NE, SE, w], #SE: [NW, NE, E, SW]])
addProp(covList, #s, [#NW: [NE, w, NW + NW, n], #n: [NW, NE, n + NW, n + NE], #NE: [NW, n, E, NE + NE], #w: [NW, NE, w + NW], #E: [NW, NE, E + NE]])
addProp(covList, "S+", [#NW: [NE, w, SW, SE, NW + NW, n], #n: [NW, NE, SW, SE, n + NW, n + NE], #NE: [NW, n, E, SW, SE, NE + NE], #w: [NW, NE, SW, SE, w + NW, w + SW], #E: [NW, NE, SW, SE, E + NE, E + SE], #SW: [NW, NE, SE, w], #SE: [NW, NE, E, SW]])
addProp(covList, #SW, [#n: [NE, n + NE], #NE: [n, E, NE + NE], #E: [NE, E + NE]])
addProp(covList, "SW+", [#NW: [NE, SW, SE, n], #n: [NW, NE, SW, SE, n + NW, n + NE], #NE: [NW, n, E, SW, SE, NE + NE], #E: [NW, NE, SW, SE, E + NE, E + SE], #SW: [NW, NE, SE], #SE: [NW, NE, E, SW]])
addProp(covList, #w, [#n: [NE, SE, n + NE], #NE: [n, E, SE, NE + NE], #E: [NE, SE, E + NE, E + SE], #s: [NE, SE, s + SE], #SE: [NE, E, s, SE + SE]])
addProp(covList, "W+", [#NW: [NE, SW, SE, n], #n: [NW, NE, SW, SE, n + NW, n + NE], #NE: [NW, n, E, SW, SE, NE + NE], #E: [NW, NE, SW, SE, E + NE, E + SE], #SW: [NW, NE, SE, s], #s: [NW, NE, SE, SW, s + SW, s + SE], #SE: [NW, NE, E, s, SW, SE + SE]])
addProp(covList, #NW, [#E: [SE, SE + E], #s: [SE, SE + E], #SE: [E, s, SE + SE]])
addProp(covList, "NW+", [#NW: [NE, SW, SE], #NE: [NW, E, SW, SE], #E: [NW, NE, SW, SE, E + NE, E + SE], #SW: [NW, NE, SE, s], #s: [NW, NE, SE, SW, s + SW, s + SE], #SE: [NW, NE, E, s, SW, SE + SE]])