warna putih sama biru
warna putih sama biru .
w a r n a WORD_BOUNDARY p u t i h WORD_BOUNDARY s a m a WORD_BOUNDARY b i r u WORD_BOUNDARY
w a r n a WORD_BOUNDARY p u t i h WORD_BOUNDARY s a m a WORD_BOUNDARY b i r u WORD_BOUNDARY . WORD_BOUNDARY