*SUPPORT*
IN: wif tufa kiki zup OUT: RED PURPLE GREEN PURPLE GREEN
IN: blicket lug OUT: YELLOW YELLOW
IN: wif lug OUT: PURPLE PURPLE
IN: wif lug kiki zup OUT: RED PURPLE PURPLE PURPLE PURPLE
IN: wif kiki tufa OUT: GREEN PURPLE PURPLE
IN: wif lug gazzer zup gazzer blicket zup OUT: PURPLE PURPLE RED YELLOW RED
IN: wif gazzer zup OUT: PURPLE RED
IN: zup gazzer wif kiki wif OUT: RED PURPLE PURPLE PURPLE
IN: tufa lug OUT: GREEN GREEN
IN: zup lug OUT: RED RED
IN: tufa kiki tufa kiki tufa OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN
IN: wif OUT: PURPLE
IN: wif kiki wif OUT: PURPLE PURPLE PURPLE
IN: tufa tufa kiki zup OUT: RED GREEN GREEN GREEN GREEN

*QUERY*
IN: tufa wif OUT: GREEN PURPLE
IN: zup tufa kiki blicket OUT: YELLOW RED GREEN RED GREEN
IN: tufa lug kiki zup gazzer tufa OUT: RED GREEN GREEN GREEN GREEN GREEN
IN: blicket blicket zup gazzer tufa lug OUT: YELLOW YELLOW RED GREEN GREEN
IN: tufa OUT: GREEN
IN: zup OUT: RED
IN: tufa zup blicket blicket OUT: GREEN RED YELLOW YELLOW
IN: zup lug gazzer blicket lug OUT: RED RED YELLOW YELLOW
IN: tufa tufa OUT: GREEN GREEN
IN: wif tufa lug kiki blicket OUT: YELLOW PURPLE GREEN GREEN PURPLE GREEN GREEN

*GRAMMAR*
wif -> PURPLE 
 tufa -> GREEN 
 blicket -> YELLOW 
 zup -> RED 
 u1 lug -> [u1] [u1] 
 x1 gazzer x2 -> [x1] [x2] 
 x1 kiki u1 -> [u1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 