*SUPPORT*
IN: wif fep OUT: RED PINK
IN: fep kiki blicket kiki blicket OUT: GREEN GREEN PINK
IN: wif tufa OUT: RED PURPLE
IN: wif lug blicket OUT: RED GREEN GREEN
IN: blicket fep OUT: GREEN PINK
IN: fep OUT: PINK
IN: wif blicket gazzer OUT: RED GREEN RED GREEN
IN: fep kiki wif OUT: RED PINK
IN: tufa kiki blicket gazzer OUT: GREEN GREEN PURPLE
IN: tufa OUT: PURPLE
IN: tufa gazzer lug blicket OUT: PURPLE PURPLE GREEN GREEN
IN: tufa blicket fep gazzer OUT: PURPLE GREEN PINK PURPLE GREEN PINK
IN: fep lug fep gazzer OUT: PINK PINK PINK PINK PINK PINK
IN: wif OUT: RED

*QUERY*
IN: wif tufa kiki fep kiki tufa gazzer OUT: RED PURPLE PINK PURPLE RED PURPLE PINK PURPLE
IN: tufa kiki fep lug fep OUT: PINK PINK PINK PURPLE
IN: tufa kiki wif gazzer OUT: RED RED PURPLE
IN: blicket tufa tufa gazzer OUT: GREEN PURPLE PURPLE GREEN PURPLE PURPLE
IN: blicket gazzer OUT: GREEN GREEN
IN: blicket blicket kiki blicket lug blicket OUT: GREEN GREEN GREEN GREEN GREEN
IN: fep tufa OUT: PINK PURPLE
IN: blicket kiki tufa OUT: PURPLE GREEN
IN: wif kiki fep fep lug tufa OUT: PINK PINK PURPLE PURPLE RED
IN: tufa gazzer OUT: PURPLE PURPLE

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