Generalizations made:
hill-sector-868-1, hill-sector-863-1 --> hill-sector hill-sector-863-2, hill-sector-878-2 --> hill-sector hill-sector-875-2, hill-sector-863-2 --> hill-sector platoon-d1, platoon-d2 --> armored-platoon
Old plausible lower bound elements
P1 IS platoon-d1 P2 IS platoon-d2 HS-I IS hill-sector-868-1, IN AR, VISIBLE E, DISTANCE-TO-ENGAGEMENT-AREA close HS-TP1 IS hill-sector-863-2, IN AR, VISIBLE E HS-TP2 IS hill-sector-875-2, IN AR, VISIBLE E
New plausible lower bound elements
P1 IS armored-platoon P2 IS armored-platoon HS-I IS hill-sector, IN AR, VISIBLE E DISTANCE-TO-ENGAGEMENT-AREA, close HS-TP1 IS hill-sector, IN AR, VISIBLE E HS-TP2 IS hill-sector, IN AR, VISIBLE E