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

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

*GRAMMAR*
dax -> RED 
 gazzer -> GREEN 
 lug -> PURPLE 
 blicket -> YELLOW 
 u1 tufa -> [u1] [u1] 
 u1 wif u2 -> [u2] [u1] 
 x1 fep -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 