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

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

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