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

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

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