*SUPPORT*
IN: dax wif blicket OUT: GREEN YELLOW YELLOW
IN: gazzer tufa OUT: PURPLE PURPLE
IN: kiki blicket OUT: RED RED
IN: kiki OUT: RED
IN: gazzer gazzer OUT: PURPLE PURPLE
IN: wif wif dax OUT: YELLOW YELLOW GREEN
IN: wif tufa fep dax OUT: YELLOW YELLOW YELLOW YELLOW GREEN GREEN GREEN
IN: kiki fep wif OUT: RED RED YELLOW YELLOW YELLOW
IN: dax blicket fep wif OUT: GREEN GREEN GREEN GREEN YELLOW YELLOW YELLOW
IN: gazzer OUT: PURPLE
IN: dax blicket OUT: GREEN GREEN
IN: gazzer tufa fep gazzer OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: kiki kiki tufa OUT: RED RED RED
IN: dax tufa OUT: GREEN GREEN

*QUERY*
IN: dax blicket fep dax OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN
IN: kiki tufa fep dax OUT: RED RED RED RED GREEN GREEN GREEN
IN: wif dax OUT: YELLOW GREEN
IN: gazzer blicket OUT: PURPLE PURPLE
IN: kiki tufa OUT: RED RED
IN: gazzer wif tufa OUT: PURPLE YELLOW YELLOW
IN: kiki wif blicket OUT: RED YELLOW YELLOW
IN: dax fep wif OUT: GREEN GREEN YELLOW YELLOW YELLOW
IN: wif OUT: YELLOW
IN: dax OUT: GREEN

*GRAMMAR*
gazzer -> PURPLE 
 kiki -> RED 
 wif -> YELLOW 
 dax -> GREEN 
 x1 fep u1 -> [x1] [x1] [u1] [u1] [u1] 
 u1 blicket -> [u1] [u1] 
 u1 tufa -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 