Matching all four Extra numbers on Lotto Max provides $500,000 prize
Ticket was purchased at IGA store in Summerland for April 6 draw
The B.C./49 draw Gilbert won was on April 6
Two children of deceased woman file suit in B.C. Supreme Court
The largest grand prize package is a South Surrey home valued over $2.7 million
The B.C. 49 jackpot was $2 million