*if (blackhole1_quadrant = quadrant) and (blackhole1_sector = sector) *set blackhole true *return *elseif (blackhole2_quadrant = quadrant) and (blackhole2_sector = sector) *set blackhole true *return *elseif (blackhole3_quadrant = quadrant) and (blackhole3_sector = sector) *set blackhole true *return *elseif (blackhole4_quadrant = quadrant) and (blackhole4_sector = sector) *set blackhole true *return *elseif (blackhole5_quadrant = quadrant) and (blackhole5_sector = sector) *set blackhole true *return *elseif (blackhole6_quadrant = quadrant) and (blackhole6_sector = sector) *set blackhole true *return *elseif (blackhole7_quadrant = quadrant) and (blackhole7_sector = sector) *set blackhole true *return *else *set blackhole false *return