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

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

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