#include <stdio.h>
#include <string.h>

int Clength=0;

int chartoint2(char a[]){

    int o_count=0;
    int n_count=0;
    int e_count=0;
    int t_count=0;
    int w_count=0;
    int h_count=0;
    int r_count=0;
    int f_count=0;
    int u_count=0;
    int i_count=0;
    int v_count=0;
    int s_count=0;
    int x_count=0;
    int g_count=0;
    int z_count=0;
    int i=0;


    while(a[i])
    {
        if(a[i]=='o') o_count++;
        if(a[i]=='n') n_count++;
        if(a[i]=='e') e_count++;
        if(a[i]=='t') t_count++;
        if(a[i]=='w') w_count++;
        if(a[i]=='h') h_count++;
        if(a[i]=='r') r_count++;
        if(a[i]=='f') f_count++;
        if(a[i]=='u') u_count++;
        if(a[i]=='i') i_count++;
        if(a[i]=='v') v_count++;
        if(a[i]=='s') s_count++;
        if(a[i]=='x') x_count++;
        if(a[i]=='g') g_count++;
        if(a[i]=='z') z_count++;

        i++;
    }

    /*printf("length %d\n",Clength);
    printf("s %d \n",s_count);
    printf("i %d \n",i_count);
    printf("x %d \n",x_count);
    printf("n %d \n",n_count);
    printf("e %d \n",e_count);
    printf("v %d \n",v_count);*/

    if(Clength==4 && z_count==1 && e_count==1 && r_count==1 && o_count==1) return 0;
    if(Clength==3 && o_count==1 && n_count==1 && e_count==1) return 1;
    if(Clength==3 && t_count==1 && w_count==1 && o_count==1) return 2;
    if(Clength==5 && t_count==1 && h_count==1 && r_count==1 && e_count==2) return 3;
    if(Clength==4 && f_count==1 && o_count==1 && u_count==1 && r_count==1) return 4;
    if(Clength==4 && f_count==1 && v_count==1 && i_count==1 && e_count==1) return 5;
    if(Clength==3 && s_count==1 && i_count==1 && x_count==1) return 6;
    if(Clength==5 && s_count==1 && e_count==2 && v_count==1 && n_count==1) return 7;
    if(Clength==5 && e_count==1 && i_count==1 && g_count==1 && h_count==1 && t_count==1) return 8;
    if(Clength==4 && n_count==2 && i_count==1 && e_count==1) return 9;
    if(Clength==3 && t_count==1 && e_count==1 && n_count==1) return 10;



}


int chartoint(char *a){


    if(strcmp(a,"zero")==0) return 0;
    if(strcmp(a,"one")==0) return 1;
    if(strcmp(a,"two")==0) return 2;
    if(strcmp(a,"three")==0) return 3;
    if(strcmp(a,"four")==0) return 4;
    if(strcmp(a,"five")==0) return 5;
    if(strcmp(a,"six")==0) return 6;
    if(strcmp(a,"seven")==0) return 7;
    if(strcmp(a,"eight")==0) return 8;
    if(strcmp(a,"nine")==0) return 9;
    if(strcmp(a,"ten")==0) return 10;

}

int answer(int a, int b, char c){

    if(c=='+') return a+b;
    if(c=='-') return a-b;
    if(c=='*') return a*b;

}

void function(){
    char oper;
    char A[11],B[11],C[11],equal[2];

    int a=0,b=0,c=0,i=0;
    int result=0;
    Clength=0;

    scanf(" %s",A);
    scanf(" %c",&oper);
    scanf(" %s",B);
    scanf(" %c", equal);
    scanf("%s",C);



    while(C[i++])  Clength++;



    a=chartoint(A);
    b=chartoint(B);
    c=chartoint2(C);

    result=answer(a,b,oper);



    if(a<0 || a>10 || b<0 || b>10 || c<0 || c>10) puts("NO");

    else{
    if(c==result) puts("Yes");
    else puts("No");
    }





}

int main(){

    int cycle=0;

    scanf("%d",&cycle);

    while(cycle--)
        function();

    return 0;
}