chunks = [ BS.replicate 1000 99, BS.replicate (10 ^ 4)  200
         , BS.concat [BS.replicate (10 ^ 4) 39, BS.replicate (10 ^ 4) 40]
         , BS.replicate (10 ^ 4)  173
         , BS.replicate (10 ^ 3)  201
         , BS.replicate (10 ^ 3)  202] P.++ smallChunks
chunks = [ BS.replicate 1000 99, BS.replicate (10 ^ 4)  200
         , BS.concat [BS.replicate (10 ^ 4) 39, BS.replicate (10 ^ 4) 40]
         , BS.replicate (10 ^ 4)  173
         , BS.replicate (10 ^ 3)  201
         , BS.replicate (10 ^ 3)  202] P.++ smallChunks
chunks = [ BS.replicate 1000 99, BS.replicate (10 ^ 4)  200
         , BS.concat [BS.replicate (10 ^ 4) 39, BS.replicate (10 ^ 4) 40]
         , BS.replicate (10 ^ 4)  173
         , BS.replicate (10 ^ 3)  201
         , BS.replicate (10 ^ 3)  202] P.++ smallChunks