transform examples

• bristol1.cql
• bristol2.cql
• castlerelation.cql
• chameleon-echo.cql
• echoflipvertical.cql
• enpassantrelation.cql
• enpassantrelationsymmetry.cql
• excelsior-comment.cql
• excelsior-multiple.cql
• excelsior-return.cql
• gameinfo.cql
• immured.cql
• long-sacrifice.cql
• massivestalemate.cql
• multiple-discovered-checks.cql
• pins.cql
• powerdifference-stalemate.cql
• quadrupled-pawns.cql
• rook-corners-2.cql
• silentnext.cql
• staircase-sort.cql
• staircase.cql