Who understand Excel not help have a look at what is the meaning of this formula oh

IF (OR (W348=)! B: $2 B $11, W348=)! B $17), the INDEX ()! E $2: E $17, MATCH (W348, office! B: $2 $17, B)),
IF (W348=)! B $12,
IF (OR (K348=)! B $2, K348=)! B $3, AND (Q348 & lt; 100, Q348 & gt;=25)), in office! E $12,
IF (OR (X348="yes", K348=)! B $4, AND (Q348 & lt; 25, Q348 & gt;=20), in office! E $13,
IF (AND (Q348 & lt; 20, Q348 & gt;=15), the office! E $14,
IF (AND (Q348 & lt; 15, Q348 & gt;=10), in office! E $15, IF (AND (Q348 & lt; 10, Q348 & gt;=1), the office! E $16, "")))))," "))