*SUPPORT*
IN: tufa gazzer fep OUT: BLUE GREEN
IN: wif fep OUT: PURPLE GREEN
IN: wif kiki tufa blicket wif OUT: PURPLE PURPLE PURPLE BLUE PURPLE
IN: fep fep fep wif blicket zup OUT: GREEN GREEN GREEN RED RED PURPLE RED
IN: zup OUT: RED
IN: tufa gazzer wif OUT: BLUE PURPLE
IN: fep blicket fep OUT: GREEN GREEN GREEN GREEN
IN: tufa fep fep OUT: BLUE GREEN GREEN
IN: zup blicket fep OUT: GREEN GREEN RED GREEN
IN: fep kiki tufa blicket zup OUT: GREEN RED RED BLUE RED
IN: wif gazzer tufa OUT: PURPLE BLUE
IN: zup blicket tufa OUT: BLUE BLUE RED BLUE
IN: tufa blicket fep OUT: GREEN GREEN BLUE GREEN
IN: zup blicket zup OUT: RED RED RED RED

*QUERY*
IN: wif gazzer fep OUT: PURPLE GREEN
IN: zup blicket wif OUT: PURPLE PURPLE RED PURPLE
IN: tufa fep kiki fep blicket tufa OUT: BLUE GREEN BLUE BLUE GREEN BLUE
IN: zup kiki wif gazzer tufa OUT: RED PURPLE BLUE
IN: fep fep blicket fep OUT: GREEN GREEN GREEN GREEN GREEN
IN: fep OUT: GREEN
IN: zup zup blicket wif OUT: RED PURPLE PURPLE RED PURPLE
IN: tufa OUT: BLUE
IN: wif blicket tufa OUT: BLUE BLUE PURPLE BLUE
IN: zup gazzer tufa OUT: RED BLUE

*GRAMMAR*
wif -> PURPLE 
 fep -> GREEN 
 zup -> RED 
 tufa -> BLUE 
 u1 kiki x1 -> [u1] [x1] 
 u1 gazzer u2 -> [u1] [u2] 
 u1 blicket u2 -> [u2] [u2] [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 