With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Right Stuff was adapted from Tom Wolfe's 1979 book of the same name.
text_B: Paul Simon Ritchie -LRB- born 21 August 1975 -RRB- is a Scottish football coach and former professional player .. football. association football. Ritchie started his playing career with Heart of Midlothian -LRB- Hearts -RRB- , making 133 league appearances for the club and helping it win the Scottish Cup in 1998 .. Heart of Midlothian. Heart of Midlothian F.C.. Scottish Cup. Scottish Cup. 1998 Scottish Cup Final. He played for several clubs after leaving Hearts during the 1999 -- 2000 season .. Ritchie made seven appearances for the Scotland national football team between 1999 and 2004 , scoring one goal .. Scotland. Scotland national football team. football. association football. Scotland national football team. Scotland national football team. Since retiring as a player he has worked as a football coach , most recently as assistant coach with Vancouver Whitecaps FC in Major League Soccer .. Vancouver Whitecaps FC. Vancouver Whitecaps FC. football. association football. Major League Soccer. Major League Soccer
not_related.