Simplify the following text for a Grade 6 native English-speaking person.
Original: LuÃ s Boa-Morte Pereira ( ; born 4 August 1977 in Lisbon ) is a Portuguese footballer who plays for West Ham United in the Premier League .
Simplified: LuÃ s Boa Morte ( born 4 August 1977 ) is a Portuguese football player . He plays for West Ham United and Portugal national team .