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

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

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