what is the soccer player whose currentclub is club atlético ferrocarril general san martín and nationalteam is argentina women's national field hockey team ?
SELECT DISTINCT var_uri where brack_open var_uri dbp_currentclub dbr_Club_Atlético_Ferrocarril_General_San_Martín sep_dot var_uri dbp_nationalteam dbr_Argentina_women's_national_field_hockey_team brack_close