*SUPPORT*
IN: fep dax lug wif gazzer OUT: BLUE GREEN RED BLUE GREEN RED PINK
IN: lug tufa lug zup OUT: RED RED RED RED RED RED RED RED
IN: gazzer dax tufa dax OUT: PINK GREEN GREEN GREEN PINK GREEN
IN: dax tufa lug zup OUT: GREEN RED RED GREEN GREEN RED RED GREEN
IN: dax tufa dax OUT: GREEN GREEN GREEN GREEN
IN: fep lug lug OUT: BLUE RED RED
IN: gazzer tufa lug OUT: PINK RED RED PINK
IN: dax gazzer OUT: GREEN PINK
IN: lug lug OUT: RED RED
IN: dax zup wif dax OUT: GREEN GREEN GREEN GREEN GREEN
IN: fep OUT: BLUE
IN: gazzer OUT: PINK
IN: gazzer zup zup OUT: PINK PINK PINK PINK
IN: dax OUT: GREEN

*QUERY*
IN: lug OUT: RED
IN: dax wif dax zup OUT: GREEN GREEN GREEN GREEN
IN: fep lug OUT: BLUE RED
IN: lug tufa fep OUT: RED BLUE BLUE RED
IN: gazzer tufa dax OUT: PINK GREEN GREEN PINK
IN: dax zup OUT: GREEN GREEN
IN: fep gazzer OUT: BLUE PINK
IN: lug tufa gazzer OUT: RED PINK PINK RED
IN: gazzer zup OUT: PINK PINK
IN: gazzer wif lug OUT: PINK PINK RED

*GRAMMAR*
lug -> RED 
 dax -> GREEN 
 gazzer -> PINK 
 fep -> BLUE 
 x1 wif x2 -> [x1] [x1] [x2] 
 x1 zup -> [x1] [x1] 
 x1 tufa u1 -> [x1] [u1] [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 