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

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

*GRAMMAR*
tufa -> PURPLE 
 gazzer -> BLUE 
 fep -> GREEN 
 lug -> RED 
 u1 wif u2 -> [u2] [u1] 
 u1 blicket x1 -> [x1] [u1] 
 x1 kiki x2 -> [x2] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 