advance back up start[>] 1384[D!][U][G] 1385[D!][U][G] 1386[D!][U][G] 1387[D!][U][G] 1388[D!][U][G] 1389[D!][U][G] 1390[D!][U][G] 1391[D!][U][G] 1392[D!][U][G] 1393[D!][U][G] 1394[D!][U][G] 1395[D!][U][G] 1396[D!][U][G]