Question:
Which team did Jero Miñarro play for in Oct, 1998?

Context:
 Jero Miñarro plays for Unión Deportiva Almería from Jan, 2002 to Jan, 2003. 
 Jero Miñarro plays for Sangonera Atlético CF from Jan, 2003 to Jan, 2004. 
 Jero Miñarro plays for CD Burriana from Jan, 2005 to Jan, 2006. 
 Jero Miñarro plays for Valencia CF Mestalla from Jan, 1996 to Jan, 1998. 
 Jero Miñarro plays for Zamora CF from Jan, 2002 to Jan, 2002. 
 Jero Miñarro plays for Panachaiki F.C. from Jan, 1999 to Jan, 2000. 
 Jero Miñarro plays for Spain national under-20 football team from Jan, 1997 to Jan, 1997. 
 Jero Miñarro plays for Ciudad de Lorca CF from Jan, 2007 to Jan, 2007. 
 Jero Miñarro plays for CD Lumbreras from Jan, 2009 to Jan, 2009. 
 Jero Miñarro plays for Burgos CF from Jan, 2001 to Jan, 2001. 
 Jero Miñarro plays for Granada CF from Jan, 2004 to Jan, 2005. 
 Jero Miñarro plays for UD San Sebastián de los Reyes from Jan, 2008 to Jan, 2008. 
 Jero Miñarro plays for Calasparra FC from Jan, 2006 to Jan, 2007. 
 Jero Miñarro plays for Spain national under-18 football team from Jan, 1995 to Jan, 1996. 
 Jero Miñarro plays for Lorca Deportiva CF from Jan, 2009 to Jan, 2010. 
 Jero Miñarro plays for Getafe CF from Jan, 2000 to Jan, 2001. 
 Jero Miñarro plays for Torredonjimeno CF from Jan, 2002 to Jan, 2003. 
 Jero Miñarro plays for Spain national under-16 football team from Jan, 1992 to Jan, 1994. 
 Jero Miñarro plays for Rayo Vallecano from Jan, 1998 to Jan, 1999.

Answer:
Rayo Vallecano