50
NNNKR K
QPKNBNK KP
KRQR NNKBN
PPNNP BKNKQ
PBQKBPP BNRPBPR
P QRNPBNRQNNBRNQRKK
PBPRPNPNBR RNNKBBBQ
PQNBNQ QNQRQQQRPNPP
BPBQBRPPQ PKPNRKPPBBKK
RPKQP QNPKPNRNNRRKKKQBNKN
PBQBBRPB PPBQNQPRPPPBKBRB
RNQKQNQNBRQNRBQNBKNQ KQNKQ
PKQBNBKRRBKNQBKKBR RNBPRNPQPKN
RPRKRNQQPN BBRQQPKKKBQPBRKKKQRR
QBRPKRQNBNPPPKNNP KRQPBNRQQKKRKKPQ
KNBQNRNQRBRKQPBQB KKNKBNKPNRPPKRQQN
BNPKBKBBQNQQNNRR PBQNQPPRQNBNNQKRQBP
NRBRNRBKPKQPKQRPPNNPRBBNRBBQPK RRKKKQBQPRQK
PBRPRQNBPBPNNQBQ BRKNKQRKPRBBRKBKQPQNBQKKQQRRKRR
RKBPRNKRBNQPKQQRQNBQBBKQPKBQBNKKBRBKKP BNNKNPKRB
KQKKRKRNRQNKRBBKNRNKNRRQBNPQNRN BNNBQQQQPNKKNRQNPP
PPBBQQPBRPNNQBBRRPNRQNNRPPNR PQNBBQBNPQPRPRBRBBRPQR
PNNKNRNPKKNPBR RBKQRNKPRNRBPNRPQQQPPRPNKQPPPBQQBRBBBQK
KNPBNP KRPQRRKBBBKKBNRBRBNNRBRQNRPKPBNNPQRPNRQPQNNQQPN
PNPPPQQKKNRRPPNBNPKPBRQBRQRKRQQPQPBRNBPBQRRRKNNR PBKPRN
QQNQKBQKPRNQKN NKRNNRPNBBPNNQQQNPNBKBBQQNPRRQKPNBKNPPKNQ
KKNQRKKBBKPNPKPQKKKNNQNBKBQBNQQBBPQNKBRKQNNRP RQRPKKBQKK
QNRKNQNKNKNPKQQKRKPPPBN BQNPKNBNRPKRKBRNRKNBKKKNPQNQBQNKK
KRRBQBBRPQPPRKKBBKRRBKKKQKRBKKQBNPKRKBPNRBNRRRKP NQNNRPKQBRPNPQQR
KQRPNPPRQRKNQPBKNBPRQBPPBR RKKPKQRKKPNRKRNRKKRQKNBBRPNRKQRPRRKPRKRBR
NNBKBKBBPKPNBKQPNBKNBQPPN KNBPBBPQPKKPPRKQRBPKPNNKRPQBRRKQBPKQPQNKBBB
BQNKBBNKNKNPPNBPBBBBQKQKBQBRNPPPP PKKBRKBPKNPQRNKQNBKBQQQNPNPRPKNPPQKRRNP
NPPQPRBBBNKNNNQNBNPPPQNKBNBPRPKPKQPBQNNNBRN KNPKBRNNNKRQRBQRRBQKPRRQPQNBQNN
KKBNKBPQNQKBBNBNRKQRBRKQRR NBRRNKRKPRKBKPKBPBPRQQRKKQBRPPBBQPBQPPBPRNRBKRNKN
PQQNRBRNKKBKNNBBKKRBQKBBKQQQQPNQBBRQPPKRNN BKKBPRKBBQKQNQNPKPKRKQNNKPRNPBNBNR
RNBBRQBPQKKKKKKNNNPPKKKQQNBRQNQQRPBKBKRBBPNRRKNRNQ BBPRKKNQBNQNRKRPRBQQNKQQBQQPK
RNNNBNQPNRKBQKRBQBBNPQNNKQPNPKP PRQNKPQKBBPRPKBKNQQRNQQKKPNNPRNPKRNRQQQQRNKNKNQPR
QKNKPKKKKQKPPKRRRNQBPKNPNKPBPNBPBBKKKRBBQPKNBNK RKKQKKNRPPBPQRBBRBPBRBNBBBQKPQKKNBRPBKQPNNQBBRPR
QKRQQRKBBKBKPKNRQNKQQRQNBKNRBRBKBKNQBKPBPRPQN KRKQNNRPBRQPRKRBPRBPKQBQNQQPNBBBRRRKPRNKNNKKKKKNPR
KNQRQQBPRRKQPQBBNQKKNNPNPKRPNPRQQPNRBNQRQNNNPRBBBPQKBQBBKQQKKPQN PNRQKQRPPRRPNKQQKNQRKQPRRBPKRQN
PKPBBBBPBNNQNBRQKRKNQBRQRNBKPNQKRBRQKPRP NNQQPNQBQNPRQBBQQQBRNNBQNPQNBQBNQNNBPPKPQNQNQBKBBPNQPKPQRKBPRRBB
KQQKPKKRPRKPKKQNQQNRRRPPNPRBNPNNBPRQNNRRRQPPPKNKKPPNRNQPNQPBNQBBNKBPNB RNPPRNRPPKQNKKKQQNBPPQQPPKBKRPQRPKKR
QPBPQQNNQKPKBRPNQNKQ PBQBRBPRBPBQQRBKBBBQQKBRRQKPKRPRNKPQPPKNBKKPQRRRBPPRBNNNPPQKRRQNPQPRQKKBNKBNQPBRKQNRBQRRKK
BQRQRPPRKQBQBNPBNNNBPKQPNKKQQPBNPRKBBQ KQQKBPNPQKPPPKNNQKRRQKBPBNBPBKBQPBBPPQRBPRQPNNBPPKPPRBKBKQBNQRQBQQQPQKKB
RRQPQBBRNPPRNNRNKNRKPNBKRBNRBKKNNNQKRKKKBRRBQRPNNKNQNNNNQKKRQPBP BKKKNBQKKPPBBPRNBRPNKPRPKKKKNNPNNQRQKQNNRPBRKNBRP
QRPRKQKBKKPBKPQKBKP NPBNPQBNRNBPBBBKRKKKKNPNRPRQNNQKBKRNKRBPRRBNPBQQBRNPQKPPRRKBBBKQNBKQNQKQBRPNKBNKBQQBNBNNBPKRQK
KQKPRNBPBNRKKPPNRPRRPNKQQBRQNQBBNRPBRRPPPPKKRQRBPPRKRBPRNKNBNBNRKNBNRNBQRPKRQNPQB KRQRBBKKPQQBRPNPPRNNQBKNBKPKPPRQQN
NBBPPNRRQRBPKNKKBQKRPPRPNPQNRBQBBRRQ NKPKRQBQNBPQQKQNQKQPRBRPPNRPNBPQQNBKKKRQRPRBKPNRRPPKBKQKRNQQNNNNQKRNPQQKBNBRRNQNBRB
PNKNRPKPKQPPBNQPBBBBKQBKKQQNBKQRBQNRNBKKPPKKQRQPKKNKNNRBPRRKBKKRRBRRBPKN RPRRBRNQNNBNRQRQBRBQPQNKNQBQNBPBPRNKQNPPRRKQRRBPKKPKKRBBR
NRPKQKBBBQRKKQKNPNQPBNPKPKKQBRQBRBBBNPBPNPRQRQKKNNRNKNKKBKKNPBPPNQRRPBKNRRBNNQQK QNKKBPRKQNKNKKRRKRBKQNBNPKQRQPNQRKQQBPRKRQBBBPBNKRBKBNKQBRPQPBBBRRBKBKNQBNBNNRBBP